Carburettor main jet for the vintage twin barrel Carburettor ( both barrel are the same size).
Drilled 28 thou use a set of number drill to increase in size if needed.
Casting Model N deluxe oil pump lever
and early NSD
Casting Model P Foot brake
fits P , N , QA
Casting Model P Handle bar casting
Fits P/N/QA etc
Chain Link 5/8 x 1/4 - 1/2 link
used when you need a odd roller