Triumph / BSA TDC Crankshaft Timing Tool (1) BSF / UNC - 6T / T100 / T120 / TR6 / T140 82-8193 which means it has heavy

which means it has heavy duty rollers

M Part number is 60-3274 or D3274

M Part number is 57-1435

etc - a very high quality unit exactly like the original types

Grips are suited for motorcycle bars both 7/8" and 1"

Triumph / BSA TDC Crankshaft Timing Tool (1) BSF / UNC - 6T / T100 / T120 / TR6 / T140 82-8193 which means it has heavyFinding true top dead center is now made easy using this to "2 into 1" locating tool. This tool will slip into any Triumph twin that features a top dead center hole behind the cylinder barrel. This TDC tool comes with two threads (BSF and UNC) on each side to work with early threads and later threads that were change on Triumph twins in the late 1960s. This tool will also work on 1969 and 1970 BSA A50 and A65 unit twins that can accept this locating