Description
Designed and developed by ZRTS, these basepads add 10rds to your magazine capacity giving you a maximum of 40+1 in the 9mm SIG MPX. Our basepads add 10 rounds to any length mag. Turns a 20rd into a 30! 10 into a 20, 30 into a 40! The basepads are easily removed in the field without tools for cleaning, breakdown, etc. ZRTS Basepads are the ONLY ones on the market with an internal spring guide to protect against pinch and premature failure of the magazine spring!
These extensions work with GEN 1 and GEN 2 mags and guns.
Bottom is machined out for our grit tape numbers. Black color is anodized.
Don L. (verified owner) –
Fast shipping.. solid well made and functions flawless.. priced lower than other manufacturer’s
Curtis G. (verified owner) –
Easy to install, perfect fit, looks great.
Andrew (verified owner) –
Have not installed yet but noticed there are no instructions.
Anonymous (verified owner) –
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