MCS Bicycles BMX Quick-Release Seat Post Clamp - 31.8mm - 1-1/4" - Black 5" Pressure Rating: 40-75psi

Pressure Rating: 40-75psi

OLD: 100mm

This is one (1) 18" x 1

This bottom bracket is designed to be used with old school 1 piece cranks that are 24 tpi and frames that have a classic American bottom bracket shell

Note: We ship tons of tires and often ship them folded in a figure 8--unless a request is made to have them shipped flat

MCS Bicycles BMX Quick-Release Seat Post Clamp - 31.8mm - 1-1/4" - Black 5" Pressure Rating: 40-75psiThe newest MCS Bicycles Quick Release Seatpost Clamp allows you to lower your seat on race days and lift it up for those long rides during the week without having to bust out an Allen wrench! It is constructed of aluminum, with a posted weight of 42. 0 grams 1. 48 ounces. Size: 1 1 4 (31. 8mm) Color: Black