Bolt 3/8 x 1-3/4 & Nut, Triumph
Partly threaded bolt and seated nut.
Thread: 3/8″ CEI
Bolt length: 1-3/4″
For various Triumph models:
Top yolk pinch bolt on Pre Unit models (1946-62) and Unit twins (1959-68)
Engine plates on Unit 6T, TR6, T120 (1963-64)
Top yolk pinch bolt and shock mounting bolts on T20 Tiger Cub models
Plus universal use as required.