Shimano 10-speed XT 40/28 180mm Chainset

Shimano 10-speed XT 40/28 180mm ChainsetA high performance chainset from the classic atb group, using the most advanced 10 speed dyna sys chainrings forged hollowtech ii aluminium cranks offer unrivalled strength to weight ratio lightweight construction with external super smooth bottom bracket bearings for efficient use drilled steel and carbon composite construction middle ring combined with a thicker aluminium double anodized 42 tooth, and plated aluminium 24 tooth ring for excellent

• A high performance chainset from the classic atb group, using the most advanced 10-speed dyna-sys chainrings
• forged hollowtech ii aluminium cranks offer unrivalled strength-to-weight ratio
• lightweight construction with external super smooth bottom bracket bearings for efficient use
• drilled steel and carbon composite construction middle ring combined with a thicker aluminium double anodized 42 tooth, and plated aluminium 24 tooth ring for excellent rigidity and durability
• close ratio gear combination: 42-32-24t provides improved cadence while reducing pedal feedback on suspension bikes
• hg-x chainring with patented spike pins give smooth and fast gear shifts under load
• stiffness and strength increased with advanced designdue to wider spaced bearings and oversized axle
• 104 / 64 pcd four-arm chainrings
• for use with 10-speed hg-x MTB chains only
• we recommend that this bottom bracket is initially installed by a bike shop to ensure perfect bottom bracket facing and fit
• comes complete with bottom bracket for 68 and 73 mm frames