Bout UNF 3/8 x 5 1/2 ,Triumph T140 , 21-7041,21-7005
Triumph Hub Bolt 21-7041
Triumph T140 rear wheel disc to hub bolt (1979 onwards)
As fitted to Triumph T140, TR7, T150, T160 disc brake models
UNF 3/8 x 5 1/2 inch (circa 140 mm)