Drop - In Mainspring Housing-4 "Drop-In" Mainspring Housing, Checkered at 25, Stainless Steel. MSRP: Was: Now: $64.50
Drop - In Mainspring Housing-2 "Drop-In" Mainspring Housing, Checkered at 20 LPI, Stainless Steel. MSRP: Was: Now: $64.50
Chen "Gunsmith" MaxBevel Mainspring Housing Oversized, Smooth, Mainspring Housing. A Must for the finest custom 1911 magwell bevel. MSRP: Was: Now: $49.99