''''over-Pin'''' Kits - ''''over Pin'''' Kit #1 Od-12

Finest quality coil springs, controlled-tension wound for smooth operation without binding under compression. "Over-Pin" springs are designed to function over gun pins and plungers."OVER-PIN" KITS - 12 Coil Springs, 7 sizes, wound and sized to operate without binding over pins from 3/32'''' (2.4mm) to 3/16'''' (4.7mm). 12'''' long (30.5cm). Kit #1, OD-12; Light duty. Kit #2, OD-12; Heavy duty. Mfg: Brownells SPECS: High tensile spring wire. 12'''' (30.5cm) long.