Here you have one BSA Crankcase stud, This stud has been made of stainless steel and as direct replacements for the originals including original threads and length.

Kit Features:

Parts Number: 21-1846

Material: stainless steel

Dimensions (Approximate, for Identification Purposes):

Fine Thread: 5/16" X 24 TPI (UNF)

Corse Thread: 5/16" X 18 TPI (UNC)

Length (Overall): 1'5/8" (42mm)

Note: Measurements are approximate and unfitted. Please verify compatibility with your model.

This wheel stud was fitted to a wide range of BSA bikes including:

BSA A50, A65

This stud may fit other models but please check your part numbers.

This item is made using CNC manufacturing in England by CPC Engineering with high-quality stainless steel.