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Posted: 8/17/2026 6:26:44 PM EDT
| I have an old colt receiver that is large pin. With a .172 pin guage it fits through the receiver. I have 2 ejector pins that are .1714 and fit the receiver. One ejector pin is Rockwell C 41 to 45. The other ejector pin is Rockwell C 50 to 55 hardened to the core. Both are nitrided. They are both made from H-13 tool steel. Will these work for the oversized colt receiver if the grooves are ground in them for the J-spring and the hammer pin grooves? |
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