Provides Extra Capacity For High-Capacity Magazines.

A two-piece, synthetic base pad increases the cartridge capacity of pre-ban, Glock magazines without compromising reliability. Impact-resistant pad locks securely to the magazine body; removes quickly and easily with the supplied compression tool.

Wolff, 10% extra power spring ensures reliable feeding. The checkered, bottom panel allows positive, non-slip, mag changes. Plus 5 extends pre-ban magazines to 140mm. Adds +6 rounds to 9mm, +5 to .40 S&W. USPSA Limited legal.

Mfr Part: GLKC17