Pay in 4 interest-free payments of $12.50 Learn more
Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
Our Pro bottom bracket uses our proprietary titanium spindle
MRCR00 (Medium)
Track Crank Installation Instructions (pdf)
Weight: Light weight material
Seatpost Collar Diameters:28.6 mm Our Pro bottom bracket usesSPECIFICATIONS Collar material 6061 Aluminum Barrel nut Stainless steel Collar bolt Steel Collar washer Steel Seatpost collar weight 25. 4 mm (49 grams), 28. 6 mm (44 grams), 30. 0 mm (42 grams), 31. 8 mm (39 grams), 34. 9 mm (34 grams), 36. 4 mm (28 grams) Materials All of our manufactured items are machined out of US produced materials. Please note: Seatpost collar size is based on the diameter of the seatpost tube of the frame not the diameter of