Box Two Alloy External Bottom Bracket Color:Red Kevlar top cover with "fat"

Kevlar top cover with "fat" thick padding

Pad Attachment Style: Threaded Post

This is the perfect spindle to replace the 8-spline that came stock on your BMX Bike equipped with 3-piece OEM cranks

Leather Heat Shield Panels with Kevlar® Stitching - located on the inside of each leg for durability and heat resistance

75" Race Rims are rear specific (with braking surface) and manufactured using the highest strength carbon fiber available

Box Two Alloy External Bottom Bracket Color:Red Kevlar top cover with "fat"The Box Two Alloy External Bottom Bracket is a great upgrade for your bottom bracket and will work with all 24mm spindles and frames with 68 or 73 x BC 1. 37 inch bottom bracket shells. Featuring machines alloy cups and precision sealed bearings. FEATURES Forged CNC Machined Alloy Cups High Impact Anodizing 24mm Outboard Bearings ABS Plastic Sleeve Precision Abec 5 Sealed Bearings SPECIFICATION COMPATIBILITY: Box Three, Box Four, Shimano HollowTech