Feked Classic Bike Parts
The Old Racing Stables, Nine Yews, Cranborne, Dorset BH21 5PW, UK

Triumph Cylinder Head Socket Nut - 5/16" UNF - T140/TR7 Models Circa 1973-83
Cylinder head stud inner socket nut, correct fitment on 750cc twins.
Sleeve socket with 5/16" 24 TPI UNF thread and Allen key head.
Length: 1+1/2" (37.6mm)
OD: 1/2" (12.6mm) + 5/8" (15.9mm)
OEM: 21-2205, S2205

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