Features:

• 3rd generation carbon crankset with hollow arm design
• Monocoque crank arm/spider construction for maximum compaction of the carbon fibre and thee lowest possible void areas
• Semi-solid, precision, 100% CNC machined AL7075/T6 chainrings
• AL7075 Tork T-30 alloy chainring bolts
• MegaExo ovesize ceramic ball bearings
• Oversize splined integrated chromoly BB axle
• MegaExo alloy bearing cups
• Q-Factor: 144.5mm
• Shimano 9 or 10, and Campagnolo 10 speed compatible

Spares:

• Left hand arm (170mm): K1218-170
• Left hand arm (172.5mm): K1218-172
• Left hand arm (175mm): K1218-175
• Bottom bracket (English): 200-1961
• Bottom bracket (Italian): 200-1961
• Crank Bolts: 390-2072

FSA chainrings and bottom brackets are manufactured to a high standard and should last at least as long as other leading competitors products.

FSA also feature cost effective drivetrain spares to keep you riding at minimum expense. Chainrings range approximately from £13.99 to £27.99 for MTB and from £19.95 to £38.99 for Road (price depends on chainrings size).