Note: Ships in 3-4 business days. Delivery time depends on the shipping method chosen at checkout. The Box Five Square Taper Crankset features a JIS square taper standard with an oversized bottom bracket interface and a step-down shape specific to each crank arm length. Durable cold-forged construction is offered in lengths from 135mm through 170mm and uses a 5-bolt 110 BCD chainring pattern. All JIS square taper cranks are compatible with BSA European-style square taper bottom brackets. Features: Oversized Bottom Bracket Interface Durable Cold-Forged Construction JIS Square Taper Design Specifications: Material: 6061-T6 Aluminum Process: Cold-Forged CNC Finish: Anodized w/Laser-Etched Graphics Torque Specs: 12-14 Nm Compatibility: Spindle: JIS Square Taper; Chainring: 5 Bolt 110 BCD Size/Weight: 135mm / 480 g / 17 oz; 140mm / 485 g / 17.23 oz; 145mm / 489 g / 17.28 oz; 150mm / 521 g / 18.4 oz; 155mm / 528 g / 18.56 oz; 160mm / 530 g / 18.72 oz; 165mm / 566 g / 20 oz; 170mm / 566 g / 20 oz