Home / Competition Shotgun Parts & Upgrades / Stoeger / Magazine Extension Components / 20 Gauge Universal Magazine Spring 20 Gauge Universal Magazine Spring$7.95 Replacement magazine spring for use with all 20 gauge magazine extension systems. Must be cut to fit capacity. Instructions included. This is a very important part to keep in your emergency parts kit, and should be replaced on a regular basis (5,000 rds or yearly, whichever comes first) Out of stock SKU: magspring-20gauge Categories: 20 Gauge Stoeger Parts, Magazine Extension Components Reviews (0) Reviews There are no reviews yet. Be the first to review “20 Gauge Universal Magazine Spring” Cancel replyYou must be logged in to post a review.