Sig Sauer Sear Spring Pin, P220 $10.00 Sear Spring Pin, P220. Sig Part: Pin-15 In stock Sig Sauer Sear Spring Pin, P220 quantity Add to cart Category: Sig Sauer Related products Sig Sauer P220 – 29 Hammer Spring 19lb., for plastic spring base $9.97 Sig Sauer P220 – 29 Hammer Spring 20lb. $9.97