B'Twin Sport 500 Ergofit ergonomic foam saddle. Aluminium seat post with graduations for easy adjustment. Collar clamp diameter = 32 mm; seat post diameter = 27.2 mm. Tool-free height-adjustment of the saddle (quick-release saddle).
Anodised black aluminium rims with machined walls for better braking, double-walled for added durability. Wheel diameter = 28" (21-622). Aluminium front and rear hubs with quick-release to make it easy to take wheels off. 32-spoke wheels in front and rear.
BTWIN "HYBRID" versatile road and trail tyres Dimensions: 700 x 1.50 (38-622)
Crankset / Pedals
Versatile plastic one-piece Wellgo M239 pedals with a large pressure surface area. 170 mm long aluminium cranks. 36-teeth aluminium chainring. Plastic chain guard.
Accessories / Equipment
Front and rear battery-powered lights. Rear derailleur guard.
Size S 1.50m to 1.65m Size M 1.66m to 1.82m Size L 1.83m to 2m
13 kg in size S 13.2 kg in size M 13.3 kg in size L
Lifetime (frame, stem, handlebars).Details on btwin.com.Availability of spare parts: 2 years.