Maximum size base pins tighten cylinder fit to correct accuracy problems caused by worn-out or out of spec base pins and cylinder holes. Machined, heat-treated, then centerless ground for uniform tolerances. Standard Locking (Std Lock) pins have a locking set screw to prevent pin jump. Knurled features an easy to grasp knurled head with locking set screw. Standard (Std) pins have no locking set screw, replace the factory pin, and meet SASS requirements for no external modifications. Minor fitting may be required.
SPECS:
D416 stainless steel, silver finish (SIL) or 4340 chrome moly, blue (BL). Ruger®and Colt Clone Pins - .2495" (6.34mm) OD. Colt Pins - .2515" (6.39mm) OD. Measure cylinder hole ID with pin gauge before ordering. For larger pin OD’s, see Oversize Base Pins. Includes instructions.
Catalog page 218