Stylish singlespeed crank in glossy black finish. The S300 Courier features SRAM´s strongest and stiffest 7050 T6 alloy. Available in 170mm arm length and 48 teeth ring size in 3/32 pitch chain. It is a great product that will rival SRAM’s Omnium in smooth rolling and stiffness but with a weaker ring. Including GXP direct drive bottom bracket.
• crank arms: cold forged 6061-T6 aluminum
• chainring: 48t 3/32″ 7075 aluminum w/ black hard-anodized coating & steel chainring bolts
• BCD: 130
• chainline: 42mm
• length: 170mm
• 68mm English-threaded GXP bottom bracket included
• weight: 820-830g including BB