BB Shell, Stainless, BSA, 1.5" (38mm) OD, 100.5mm july External Hexagon: 15mm

External Hexagon: 15mm

1 of each size: 5/8"

000" OD 17/4 stainless steel solid round bar

MUST use both for secure mounting

Caliper Mount:

BB Shell, Stainless, BSA, 1.5" (38mm) OD, 100.5mm july External Hexagon: 15mmMaterial: 1 1 2" OD 17 4 stainless steel solid round bar. OD: 1. 500" Width: 100. 5 mm, supplied 0. 5mm oversize to allow for clean up after welding Relief: On the inside diameter to 1. 385" 1. 395" Threads: 1. 370" 24, right and left hand; compatible with all modern threaded bottom brackets Thread length = 0. 50" Left hand thread is identified by a radial groove on the face of the shell Minor diameter = 1. 330" 1. 340" Item sold individually.