You can still use LOH Blocks on Coburn TWO-PIN System machines. Adapts Rocker Arms from "TWO PIN" blocks to "LOH" Blocks having the ability to switch Blocks without using any tools.
To Install:
1. Separate Pin Holder assembly from the Rocker Arm.
2. Install Flat Bracket between Rocker Arm and Pin holder
For TWO-PIN Blocks:
• Open the two flat sides and remove and round bar with cone.
For LOH Blocks:
• Re-insert the round bar with cone.