9/16" inside diameter

For fitment see the Additional Information tab below

Brake lines feature PTFE inner liner and heavy-duty stainless steel outer braid

Black oxide finish 12 point 1/4-20 thread fits Big Twins 1976-up

They are designed specifically to mount a Harley-Davidson OEM # 71425-77 ignition switch (not included)

Metric Timing Side Crankshaft Bearing for 1972-80 Triumph 650 750 Unit Twin Motorcycles OEM #70-3835 Bar Control Diameter_7/8 inch 9/16" inside diameterThis is a Metric timing side Crankshaft Main Bearing for 650 750 speed Triumphs 1972 1980. See service bulletin in the photo gallery for additional model and fitment information. Made in Japan, replacement for OEM # 70 3835