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BOX FOUR 2-PIECE CRANKSET
DESCRIPTION
The Box Four Crankset features a 2-piece design with an oversized bottom bracket interface. The 24mm spindle is pressed into the drive-side crank arm for durability and easy installation. The non-drive side crank arm features a 2-bolt pinch system for added strength. Our unique 4-bolt 104 BCD spider features a flex-resistant ring for optimum performance.
Box Four Cranks feature steel pedal inserts that require pedal washers and external sealed bearing BSA bottom brackets, and both are provided in the box.FEATURES
- Oversized Bottom Bracket Interface
- Durable Cold-Forged Construction
- Dual Pinch Bolts for Even Clamping Force
- 4-bolt 104 BCD Spider with Flex-Resistant Ring
- 24mm Chromoly Spindle
COMPATIBILITY
- Box Two Chainring
- Box One Chromoly Chainring Bolts
- Box One 7075 Alloy Chainring Bolts
- Box Two 24mm bottom bracket
- Box Extremum RacePrep bottom bracket
SPECIFICATION
- 160mm 165mm 170mm
- BB (Included): BSA 1.37
- Spindle: 24mm Chromoly
- Material: 6061 T-6 Aluminum
- Process: Cold-Forged
- Chainline: 44.5mm
- Torque specs: 12-14 nM
- Weight: 900 grams / 31.7 ounces
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