Compare bikes: Compare Btwin Triban 520 FB Road Bike - Black/Red/White (2017) vs. Specialized Sirrus (2017) - Findabike

KMC X8, 8-speed w/reusable MissingLink

Sunrace 9-speed 12x25 cassette (12/13/14/15/17/19/21/23/25). PROWHEEL Ounce 50x39x30 chainset. 170 mm cranks in XS/S/M.175 mm cranks in L/XL.

Stout, forged alloy

Front: Shimano Tourney, top swing, dual pull, 31.8mm band clamp - Rear: Shimano Altus, 8-speed

Shimano EF500, EZ Fire Plus, 8-speed

Shimano, 8-speed, 11-32t

B'twin Sport fork with carbon blades and Aheadset aluminium 1"1/8 steerer tube. Inserts on blades for mounting a front-pannier rack. This fork combines strength, low weight, and precision.

Steel, straight blades, fender/rack mounts

New, sloping, 6061-T6 aluminium BTWIN SPORT frame (unisex geometry) with head tube for integrated headset. Short frame geometry. Weight: 1900 g in size 57 Sturdy and versatile frame: mudguard and front and rear-pannier racks can be mounted.

Specialized A1 Premium Aluminum, Fitness Geometry, fully-manipulated butted tubing, integrated lower bearing, fender/rack mounts

Alloy, 4-bolt, 20-degree rise, 25.4mm clamp

Front: Specialized V-brake, alloy, loose ball bearings, 9mm, QR - Rear: Specialized, 8-/9-speed cassette body, QR

700c, 6061 aluminum double-wall

Stainless, 14g

Vittoria Randonneur 700 X 28 tyres Thread density: 120 T.P.I Beads: stiff Minimum pressure: 4 bars Maximum pressure: 6 bars Weight: 490 g

Front: Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection - Rear: Nimbus Reflect, 700x32mm, 26TPI, Flak Jacket protection

B'TWIN Sport wheels, 32 spokes. Aero 32 hubs.

B'TWIN SPORT dual-pivot brake callipers (long-reach pivot for easy mounting of a mudguard) for greater power. TEKTRO aluminium brake levers.

Front: V-brake, linear pull - Rear: V-brake, linear pull

B'TWIN Sport Oversize flat handlebars for greater rigidity when building up speed. XS,S, M, L: 560 mm XL: 600 mm. B'TWIN Sport Oversize stem. XS, S: 80 mm M/L: 100 mm XL: 110 mm.

Specialized, alloy, 9-degree backsweep, 25.4mm

New B'TWIN Sport Ergo Fit saddle. New aluminium B'Twin Sport seat post. Diameter: 27.2 mm. Length: 350 mm.

Canopy Sport, steel rails

Alloy, 12mm offset, 2-bolt clamp, 27.2mm

Alloy, 4-bolt, 20-degree rise, 25.4mm clamp

VP 383 flat pedals

Specialized Fitness platform