felt z4 ultegra 2013 road bikes

Bobbin Skylark (2017) Road Bike Road Bikes
Bobbin Skylark (2017) Road Bike Road Bikes
£555.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago C-RS Road Bike - Ultegra 2017
Colnago C-RS Road Bike - Ultegra 2017
£2099.99
Colnago CLD (Ultegra - 2017) Road Bike Road Bikes
Colnago CLD (Ultegra - 2017) Road Bike Road Bikes
£2159.99
Colnago CLX (Ultegra - 2017) Road Bike Road Bikes
Colnago CLX (Ultegra - 2017) Road Bike Road Bikes
£2559.99
Colnago CLX Road Bike - Ultegra 2017
Colnago CLX Road Bike - Ultegra 2017
£2499.99
Colnago CLX Road Bike - Ultegra 2017
Colnago CLX Road Bike - Ultegra 2017
£2499.99
Colnago V1-R (Ultegra - 2016) Road Bike Road Bikes
Colnago V1-R (Ultegra - 2016) Road Bike Road Bikes
£2799.99
De Rosa Idol Disc (Ultegra - 2017) Road Bike Road Bikes
De Rosa Idol Disc (Ultegra - 2017) Road Bike Road Bikes
£2199.99
De Rosa Idol Disc (Ultegra Di2 - 2016) Road Bikes
De Rosa Idol Disc (Ultegra Di2 - 2016) Road Bikes
£2499.99
De Rosa Idol Disc (Ultegra Di2 - 2017) Road Bike Road Bikes
De Rosa Idol Disc (Ultegra Di2 - 2017) Road Bike Road Bikes
£2699.99
De Rosa Idol Road Bike (Caliper - Ultegra - 2017) Road Bikes
De Rosa Idol Road Bike (Caliper - Ultegra - 2017) Road Bikes
£2199.99
De Rosa SK (Ultegra Di2 - 2017) Road Bike Road Bikes
De Rosa SK (Ultegra Di2 - 2017) Road Bike Road Bikes
£2799.99
De Rosa SK Disc (Ultegra - 2017) Road Bike Road Bikes
De Rosa SK Disc (Ultegra - 2017) Road Bike Road Bikes
£2799.99
De Rosa SK Pininfarina Road Bike (Ultegra R8000 - 2017) Road Bikes
De Rosa SK Pininfarina Road Bike (Ultegra R8000 - 2017) Road Bikes
£2799.99
Eastway Emitter R1 (Ultegra Di2 - 2017) Road Bike Road Bikes
Eastway Emitter R1 (Ultegra Di2 - 2017) Road Bike Road Bikes
£2199.99
Eastway Emitter R2 (Ultegra - 2017) Road Bike Road Bikes
Eastway Emitter R2 (Ultegra - 2017) Road Bike Road Bikes
£1399.99
Eastway Zener D1 (Ultegra - 2017) Road Bike Road Bikes
Eastway Zener D1 (Ultegra - 2017) Road Bike Road Bikes
£1449.99
Eddy Merckx Blockhaus 67 Road Bike (Ultegra - 2017) Road Bikes
Eddy Merckx Blockhaus 67 Road Bike (Ultegra - 2017) Road Bikes
£999.99
Eddy Merckx Milano 72 Womens Road Bike (Ultegra - RS010 - 2017 Road Bikes
Eddy Merckx Milano 72 Womens Road Bike (Ultegra - RS010 - 2017 Road Bikes
£1149.99
Eddy Merckx Milano 72 Womens Road Bike (Ultegra - RS11 - 2017) Road Bikes
Eddy Merckx Milano 72 Womens Road Bike (Ultegra - RS11 - 2017) Road Bikes
£1199.99
Eddy Merckx Montreal 74 Womens Road Bike (Ultegra - 2017) Road Bikes
Eddy Merckx Montreal 74 Womens Road Bike (Ultegra - 2017) Road Bikes
£949.99
Eddy Merckx Mourenx 69 Disc Road Bike (Ultegra - 2017) Road Bikes
Eddy Merckx Mourenx 69 Disc Road Bike (Ultegra - 2017) Road Bikes
£1499.99
Eddy Merckx Mourenx 69 Road Bike (Ultegra - 2017) Road Bikes
Eddy Merckx Mourenx 69 Road Bike (Ultegra - 2017) Road Bikes
£1599.99
Eddy Merckx Mourenx 69 Road Bike (Ultegra - Fulcrum - 2017) Road Bikes
Eddy Merckx Mourenx 69 Road Bike (Ultegra - Fulcrum - 2017) Road Bikes
£1750.00
Eddy Merckx Sallanches 64 Disc Road Bike (Ultegra - 2017) Road Bikes
Eddy Merckx Sallanches 64 Disc Road Bike (Ultegra - 2017) Road Bikes
£1599.99
Eddy Merckx San Remo 76 Road Bike (Ultegra - 2017) Road Bikes
Eddy Merckx San Remo 76 Road Bike (Ultegra - 2017) Road Bikes
£1499.99
Felt AR2 (2017) Road Bikes
Felt AR2 (2017) Road Bikes
£2499.99
Felt AR3 (2017) Road Bikes
Felt AR3 (2017) Road Bikes
£1799.99
Felt B12 (2017) TT Bike Time Trial Bikes
Felt B12 (2017) TT Bike Time Trial Bikes
£1599.99
Felt F24X (2017) Kids Bikes - Over 7
Felt F24X (2017) Kids Bikes - Over 7
£449.99
Felt F3x (Ultegra - 2017) Cyclocross Bike Cyclocross Bikes
Felt F3x (Ultegra - 2017) Cyclocross Bike Cyclocross Bikes
£2378.99
Felt F5 (2017) Road Bikes
Felt F5 (2017) Road Bikes
£1049.29
Felt FR1 Road Bike (SRAM Etap - 2017) Road Bikes
Felt FR1 Road Bike (SRAM Etap - 2017) Road Bikes
£4299.99
Felt FR2 Disc (Ultegra Di2 - 2017) Road Bike Road Bikes
Felt FR2 Disc (Ultegra Di2 - 2017) Road Bike Road Bikes
£3499.99
Felt FR2 Road Bike (Ultegra Di2 - 2017) Road Bikes
Felt FR2 Road Bike (Ultegra Di2 - 2017) Road Bikes
£2999.99
Felt FR3 Disc (Ultegra - 2017) Road Bike Road Bikes
Felt FR3 Disc (Ultegra - 2017) Road Bike Road Bikes
£2299.99
Felt FR3 Road Bike (Ultegra - 2017) Road Bikes
Felt FR3 Road Bike (Ultegra - 2017) Road Bikes
£1699.99
Felt FR30W Womens Road Bike (105 / 2017) Road Bikes
Felt FR30W Womens Road Bike (105 / 2017) Road Bikes
£899.99
Felt FR40 Road Bike (Tiagra - 2017) Road Bikes
Felt FR40 Road Bike (Tiagra - 2017) Road Bikes
£749.99
Felt FR40W Womens Road Bike (Tiagra - 2017) Road Bikes
Felt FR40W Womens Road Bike (Tiagra - 2017) Road Bikes
£749.99
Felt FR50 Road Bike (Sora - 2017) Road Bikes
Felt FR50 Road Bike (Sora - 2017) Road Bikes
£523.99
Felt IA14 (2017) Time Trial Bikes
Felt IA14 (2017) Time Trial Bikes
£1999.99
Felt VR2 Road Bike (Ultegra Di2 - 2017) Road Bikes
Felt VR2 Road Bike (Ultegra Di2 - 2017) Road Bikes
£2799.99
Felt VR3 Road bike (Ultegra - 2017) Road Bikes
Felt VR3 Road bike (Ultegra - 2017) Road Bikes
£1731.61
Felt VR3W Womens Road Bike(Ultegra - 2017) Road Bikes
Felt VR3W Womens Road Bike(Ultegra - 2017) Road Bikes
£1699.99
Felt VR40 Road Bike (Tiagra - 2017) Road Bikes
Felt VR40 Road Bike (Tiagra - 2017) Road Bikes
£799.99
Felt VR40W Womens Road Bike (Tiagra - 2017) Road Bikes
Felt VR40W Womens Road Bike (Tiagra - 2017) Road Bikes
£849.99
Felt VR50 Road Bike (Sora - 2017) Road Bikes
Felt VR50 Road Bike (Sora - 2017) Road Bikes
£549.99
Felt VR50W Womens Road Bike (Sora - 2017) Road Bikes
Felt VR50W Womens Road Bike (Sora - 2017) Road Bikes
£639.99
Felt VR5W Womens Road Bike (105 - 2017) Road Bikes
Felt VR5W Womens Road Bike (105 - 2017) Road Bikes
£1499.99
Felt Verza Speed 20 (2017) Hybrid & City Bikes
Felt Verza Speed 20 (2017) Hybrid & City Bikes
£649.99
Felt Verza Speed 40 (2017) Hybrid & City Bikes
Felt Verza Speed 40 (2017) Hybrid & City Bikes
£374.99
GT Grade Carbon (Ultegra - 2017) Adventure Road Bike Road Bikes
GT Grade Carbon (Ultegra - 2017) Adventure Road Bike Road Bikes
£2999.99
NeilPryde Bura (Ultegra - 2017) Road Bike Road Bikes
NeilPryde Bura (Ultegra - 2017) Road Bike Road Bikes
£1599.99
NeilPryde Nazare (Ultegra - 2017) Road Bike Road Bikes
NeilPryde Nazare (Ultegra - 2017) Road Bike Road Bikes
£1649.99
NeilPryde Nazare SL (Ultegra - 2017) Road Bike Road Bikes
NeilPryde Nazare SL (Ultegra - 2017) Road Bike Road Bikes
£1969.99
Vitus Bikes Sommet Dropouts 2013
Vitus Bikes Sommet Dropouts 2013
£49.99
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
£1574.99
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
£1574.99
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
£1417.49
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
£1574.99
Vitus Bikes Vitesse Evo Disc Road Bike - Ultegra 2017
Vitus Bikes Vitesse Evo Disc Road Bike - Ultegra 2017
£1799.99
Vitus Bikes Vitesse Evo Disc Road Bike - Ultegra 2017
Vitus Bikes Vitesse Evo Disc Road Bike - Ultegra 2017
£1799.99
Vitus Bikes Vitesse Evo Disc Road Bike - Ultegra 2017
Vitus Bikes Vitesse Evo Disc Road Bike - Ultegra 2017
£1619.99
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
£1619.99
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
£1619.99
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
£1619.99
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
£1619.99
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
£1457.99
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
£1457.99
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
Vitus Bikes Vitesse Evo Road Bike - Carbon Ultegra 2017
£1619.99
Vitus Bikes Vitesse Evo Road Bike 2016
Vitus Bikes Vitesse Evo Road Bike 2016
£1519.99
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
£1316.99
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
£1185.49
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
£1185.49
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
£1185.49
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
Vitus Bikes Zenium SL Pro Disc - Superlight Ultegra 2017
£1316.99
Vitus Venon VR Disc (Ultegra - 2017) Road Bike Road Bikes
Vitus Venon VR Disc (Ultegra - 2017) Road Bike Road Bikes
£1493.97
Vitus Vitesse EVO (Ultegra - 2017) Road Bike Road Bikes
Vitus Vitesse EVO (Ultegra - 2017) Road Bike Road Bikes
£1529.98
Vitus Vitesse EVO Disc (Ultegra - 2017) Road Bike Road Bikes
Vitus Vitesse EVO Disc (Ultegra - 2017) Road Bike Road Bikes
£1699.98
Vitus Vitesse EVO Vri (Ultegra Di2 - 2017) Road Bike Road Bikes
Vitus Vitesse EVO Vri (Ultegra Di2 - 2017) Road Bike Road Bikes
£2039.98
Vitus Zenium SL Pro Disc (Ultegra - 2017) Road Bike Road Bikes
Vitus Zenium SL Pro Disc (Ultegra - 2017) Road Bike Road Bikes
£1316.98
Wilier Cento 1 Air (Ultegra - 2017) Road Bike Road Bikes
Wilier Cento 1 Air (Ultegra - 2017) Road Bike Road Bikes
£2499.99
Wilier Cento 1 SR (Ultegra - 2017) Road Bike Road Bikes
Wilier Cento 1 SR (Ultegra - 2017) Road Bike Road Bikes
£1999.99
Wilier Cento 10 Air (Ultegra - 2018) Road Bike Blue/Orang Road Bikes
Wilier Cento 10 Air (Ultegra - 2018) Road Bike Blue/Orang Road Bikes
£4999.00
Wilier Cento 10 Air (Ultegra Di2- 2018) Road Bike Road Bikes
Wilier Cento 10 Air (Ultegra Di2- 2018) Road Bike Road Bikes
£6299.00
Wilier Cento1 Air Road Bike (Ultegra - 2018) Road Bikes
Wilier Cento1 Air Road Bike (Ultegra - 2018) Road Bikes
£3400.00
Wilier GTR SL Endurance (Ultegra Di2 - 2017) Road Bike Road Bikes
Wilier GTR SL Endurance (Ultegra Di2 - 2017) Road Bike Road Bikes
£1999.99
Wilier GTR SL Endurance disc (Ultegra - 2017) Road Bike Road Bikes
Wilier GTR SL Endurance disc (Ultegra - 2017) Road Bike Road Bikes
£2699.00
Wilier GTR SL Race (Ultegra - 2017) Road Bike Road Bikes
Wilier GTR SL Race (Ultegra - 2017) Road Bike Road Bikes
£1499.99
Wilier GTR Team Endurance (Ultegra - 2017) Road Bike Road Bikes
Wilier GTR Team Endurance (Ultegra - 2017) Road Bike Road Bikes
£1399.99

felt z4 ultegra 2013 road bikes

felt z4 ultegra 2013 road bikes on other UK sites

Felt VR3 Road bike (Ultegra - 2017) Road Bikes
£1731.61
Felt VR3 Road bike (Ultegra - 2017) Road Bikes
The VR3The VR3 is the ideal companion for any complete day of adventuring or spirited road riding. Its frame is made of UHC Advanced + TeXtreme(R) carbon fiber and features componentry like Shimano shifters and derailleurs, a Rotor 3D30 Adventure crank with super-compact gearing and Shimano RX31 wheels, which all come together for a lightweight bike that can tackle any ascent, even after a full 
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
£1574.99
Vitus Bikes Venon VR Disc Road Bike - Carbon Ultegra 2017
Vitus Bikes Venon VR Disc Road Bike - Carbon UltegraThe Venon offers all day comfort and our endurance fit geometry, designed with long haul sportives in mind but equally at home on weekend rides or midweek commuting to work!If daylong rides and Gran Fondos are your thing, the Venon VR will surpass your greatest expectations! Venon VR features a Shimano Ultegra groupset with Shimano hydraulic disc 
Cannondale Caad12 Ultegra Road Bike 2018
£1899.99
Cannondale Caad12 Ultegra Road Bike 2018
Join the AluminatiThis is for the core - the local heroes the crit assassins the working-man racers with chiseled legs and dreams of glory because they know that when it comes to pure performance for the buck nothing can touch CAAD12. Lighter stiffer and smoother than most carbon frames its not just the finest alloy racing bike ever made it's the only choice for those who know.Frame CAAD12 
Shimano Ultegra 6700 10 Speed Road Cassette
£69.99
Shimano Ultegra 6700 10 Speed Road Cassette
Shimano Ultegra 6700 10 Speed Road Cassette The Shimano Ultegra 6700 10 Speed Road Cassette is a high performance cassette which has been designed to compliment the Ultegra chainsets to offer silky smooth transitions and efficient power transfer. The Shimano Ultegra 6700 10 Speed Road Cassette also offers a hyperglide sprocket design to help reduce friction and weight to create the ultimate race 
Shimano - Ultegra 6800 Road Brake Cableset Red
£15.79
Shimano - Ultegra 6800 Road Brake Cableset Red
Ultegra 6800 Road Brake Cableset Red 
Felt Z85 Road Bike - 2016 - Gloss Pewter / Black / 51cm
£525.00
Felt Z85 Road Bike - 2016 - Gloss Pewter / Black / 51cm
Felt Z85 Road Bike - Shimano Tiagra 4700 10 Speed Groupset 
Bontrager 2013 R2 700C Folding Clincher Road Tyre | Black - 23mm
£24.99
Bontrager 2013 R2 700C Folding Clincher Road Tyre | Black - 23mm
The Bontrager 2013 R2 700C Folding Clincher Road Tyre combines the proven ride quality and construction of the R1 with aero wing technology. Their unique aero wing design improves airflow where the tire meets the rim, so you use less energy to ride faster. Featuring a light and durable 60 tpi casing along with integrated sub-tread puncture protection (Hard-Case Lite). Available in five dual-tread 
Sealey MC135 Motorcycle Lift Yankee 135kg Off-road Bikes
£155.42
Sealey MC135 Motorcycle Lift Yankee 135kg Off-road Bikes
Sealey-Motorcycle-Lift-Yankee-135kg-Off-Road-Bikes-Sealey-MC135-All-steel-scissor-type-construction-with-foot-operation-and-integral-hydraulic-pump-Unique-foot-design-and-safety-pins-allow-use-with-off-road-bikes-Features-three-locking-heights-Support-platform-with-rubber-top-protects-paintwork-on-bike-Sealey-MC135-Motorcycle-Lift-Yankee-135kg-Off-road-Bikes 
AbsoluteBLACK Road Bolt Cover Set - 4 Bolt Shimano Ultegra - Black
£35.59
AbsoluteBLACK Road Bolt Cover Set - 4 Bolt Shimano Ultegra - Black
Our training Shimano 110/4(bolt pattern) oval chainrings are designed for new Shimano cranks like Dura-Ace 9000, Ultegra 6800, Shimano 5800 and others. Key Features: CNC machined 7075 Txxx Aluminum. Long-lasting construction. This is shift-able chainring for 2X cranks. If you are removing original Shimano 4 bolt chainrings, you will need cover bolts or the ROTOR standard road double 4 bolt 
Wakolda (2013)
£4.99
Erasable Felt Tip Pens
£19.99
Erasable Felt Tip Pens
No need to worry about colouring outside the lines with these Pens - simply rub out the mistake with the rubber on the lid and try again! With no eraser dust left behind the ink disappears neatly leaving only a faint impression. Great fun for both adults and children alike! Set of 12 pens. 1.0mm tip. 
School Girls Felt Hat
£24.00
School Girls Felt Hat
A grey hat for the girls of Daiglen School, completed with a purple trim. Size Guide: XS = 51cm S = 53cm M = 55cm L = 57cm XL = 59cm Please note: this is a compulsory item of uniform. 
Felt Santa Sack 321495
£4.99
Felt Santa Sack 321495
Felt Santa Sack 
Felt Bedside Caddy - Large
£19.99
Felt Bedside Caddy - Large
The Felt Bedside Caddy is an innovative storage solution. The felt pocket slots neatly against the side of a bed or couch providing a secure receptacle for storing your bedtime books, phones, tablets, magazines or reading glasses. An ideal storage idea if there is no side table or bedside cabinet that will also help to prevent you from stepping on your possessions in the dark. Features: Felt 

felt z4 ultegra 2013 road bikes on USA sites

35 mm Black Blade Fender Set for Road Bikes
$38.99
35 mm Black Blade Fender Set for Road Bikes
The Mighty Racing Mudguard Fender Blade is made for 28-inch/700c road tires and is easily mounted with a quick release at the seat stays or fork legs. With mounting brackets much more sturdy than competitors. Front and rear Flexible plastic mudguard Quick release for mounting at the seat stays/fork legs Color: Black Available sizes: Universal Fit Materials: 
Road
$11.38
Road
A family addicted to speed - at any price Motorcycle road racing is the most dangerous of all motor sports. A sport in which men compete at speeds of up to 200 miles per hour on closed country roads. Roads that on any other day service cars, buses, tractors. Roads that are lined with trees, telegraph posts and stone walls. Unforgiving obstacles when struck by the human body. It is a sport that has 
Pandemic (2013) Board Game
$43.51
Pandemic (2013) Board Game
As skilled members of a disease-fighting team, you must keep four deadly diseases at bay while discovering their cures. You and your teammates will travel across the globe, treating infections while finding resources for cures. You must work together, using your individual strengths, to succeed. The clock is ticking as outbreaks and epidemics fuel the spreading plagues. Can you find all four cures 
Felt Mens Fedora
$21.99
Felt Mens Fedora
Felt fedora. Tonal band with side detail. Imported. 
fiveloaves twofish - Ribbon Party Dress Bikes (Big Kids) (Red) Girl's Dress
$26.40
fiveloaves twofish - Ribbon Party Dress Bikes (Big Kids) (Red) Girl's Dress
A pretty party dress thats sure to spruce up any occasion! ; A striking bicycle print adorns the flirty, fit-and-flare silhouette. ; Straight neckline. ; Adjustable, narrow shoulder straps. ; Shirred waistline. ; Contrasting ribbon trims the straight hemline. ; 100% cotton. ; Machine wash cold, tumble dry low. ; Imported. ; Made in the U.S.A. and Imported. Measurements: ; Length: 21 in ; Product 



Thank you for visiting felt z4 ultegra 2013 road bikes on oakleysbikes.co.uk

We bring the products from many websites to one website for you to search, save and compare.

shopify visitor statistics