These are replacement mag springs designed to fit a ”Grams Format” follower. Showing all 6 results Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low GMSS-11 $8.90 GMSS-11-3 $23.90 GMSS-11-5 $37.90 GMSS-13 $8.90 GMSS-13-3 $23.90 GMSS-13-5 $37.90
