This Smith & Wesson extension adds 6 rounds to your magazine. Easy assembly. Made to match our S&W magwell. Works on All double stack M&P Mags 9mm and 40. If you do have a .40 it will only be a +5 extension. Some 9mm mags will only fit +5 until they wear in. The 6th will be very tight.
The parts are shipped with the screws in the holes. Please watch the install video below. Thank you!
$40 each extension. If you are wanting 3 or more please see the sets of +6 extensions
All of our extensions are designed to fit the USPSA 141.25 mm Gauge.
Loctite needed with install. .5ml sample bottle available for purchase above.
Stock springs will work just fine most of the time. If stretching your stock spring (according to the install video) does not work you may need the extra coil S&W Wolff spring we offer. Please see related items below
Black hard anodized aluminum. Please note that all our parts are sent in batches to anodize. Each batch may vary slightly in shade of black or color. Thank you for you understanding.
MADE IN THE USA
DOES NOT WORK ON FACTORY 10RD MAGS - DOES NOT WORK WITH COMPETITOR FACTORY MAGWELL.
KNOW YOUR STATE AND LOCAL LAWS
Installation Instructions
Please View the youtube video at:
https://www.youtube.com/watch?v=7JcZP0c3H9I
DISCLAIMER:
At Floyds Custom Shop, we want to ensure you're making informed purchases. While we offer a wide variety of firearm accessories, some items may be restricted by your state or local laws.
Please be aware of your local regulations before making a purchase. We recommend checking with your local authorities or a qualified gun safety instructor to ensure compliance.
By completing your purchase you acknowledge that Floyds Custom Shop cannot be held responsible for any purchases that may violate your local and/or state laws. We encourage customers to be knowledgeable about their rights and to prioritize safety.