Here you have one, 8 part BSA Rocker box nut kit, all parts in this kit have been produced from stainless steel, and as direct replacements for the original parts.

This kit contains the following parts:

2 X 67-1118 - Sleeve nut (Rear)

2 X 29-7796 - Sleeve nut washer

2 X 02-0049 - Fixing nut (Front)

2 X 36-0382 - Front fixing nut shake-proof washer

All parts have been made from stainless steel, saving on unreliable chrome plating, won't rust, and polishes up beautiful!

This kit will fit swing arm "A" models with an alloy cylinder head

This kit 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.