SV Infinity 1911 & 2011 Firing Pin SV Infinity 1911 & 2011 Firing Pin Firing pin is .38, .40, and 9mm/Supercomp Caliber..45 will only fit the Infinity slides with the IBF/Interchangeable Breechface. Weighs 4 gramsLength: 2.34" LongTip Diameter .069" MSRP: Was: Now: $30.00 Add to Cart
