![Magazine, for STI 2011® .40 S&W/10mm Pistols, 20 Rds, 140mm, with Competition Follower, by MBX Extreme Magazine, for STI 2011® .40 S&W/10mm Pistols, 20 Rds, 140mm, with Competition Follower, by MBX Extreme](https://cdn11.bigcommerce.com/s-5t3ceeio/images/stencil/250x250/products/5251/7119/mag40__77268.1471279968.jpg?c=2)
ALL SALES FINAL! NO RETURNS OR EXCHANGES!
Proven High performance Competition Ready Magazine for STI/SV and All 2011® Pistols!
Product Details:
PLEASE NOTE: This is for COMPETITION USE ONLY! This will NOT lock back the slide!
These magazines are RESTRICTED in some states. Your order will be CANCELLED if you are in a high-capacity restricted state.