Here you have 1/2" BSCY Stainless steel nuts.
Produced as a direct replacement for the original BSA nuts but from
solid stainless steel.


Part number: 24-7000

Thread: 1/2" X 20 TPI (12.7mm)

Thickness: 1/4" (6.35mm)

Spanner size: 3/4" (19.05mm)


These nuts were fitted to a wide number of locations on BSA's including:

42-6033 - Rear brake fulcrum


These nuts were fitted to a wide number of BSA's models including:

A7, A10, B31 B33, Gold star, Rocket gold star (RGS)


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

24-7000 - Nut 1/2" BSCY 20 TPI

  • £4.80

  • Ex Tax: £4.00

  • 10 or more £4.20
  • 25 or more £3.60
  • 50 or more £3.00
  • 100 or more £2.40

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42-6033 - Rear brake fulcrum pin kit

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£21.00 Ex Tax: £17.50

Tags: BSA, 24-7000, Nut, 1/2, BSCY, 20, TPI, 12.7mm, Thickness, 1/4, 6.35mm, Spanner, size, 3/4, 19.05mm, fulcrum, pin, nut, A7, A10, B31 B33, Gold star, Rocket, gold, star, RGS, stainless, steel, parts, for, sale, CPC, Engineering,