Front crankset Sturmey-Archer 42T 170mm 1-speed

Single-speed front crankset with a square-taper crank arm interface. Includes left and right crank arms.

• Chainring tooth count: 42T, 44T, 46T or 48T
• Chainring material: 7075 aluminum
• Chainring finish: black anodized, CNC-machined
• Crank arm material: forged aluminum
• Crank arm length: 170 mm
• Chainring bolts and nuts: SCM435 chromoly
• Bolt circle diameter (BCD): 130 mm
• Chain size: 1/2″ × 1/8″
• Chain line: 43.5 mm
• Weight: 701 g (42T), 726 g (44T), 751 g (46T), 776 g (48T)