Product Description Replacement recoil spring for Sig P239 pistols, constructed of chrome silicon alloy. ISMI Recoil Spring for Sig Sauer P239 20 lb Chrome Silicon at MidwayUSA Browse all MidwayUSA deals $6.29 In Stock at MidwayUSA Price verified today Buy Now at MidwayUSA Secure checkout Easy returns or compare prices Amazon eBay Product Details Category Recoil Parts Brand Ismi MPN GC26 Ismi