Product Description
IMPROVED! Our SIG 320 +5+ basepad takes full advantage of the 140mm overall length allowed in USPSA and 3-Gun competition. Custom springs and a quick-release spring steel locking plate make this a go-to part, whether or not you compete. This latest update includes a relief cut to improve the way the floorplate slides up into the frame. Requires no modification to the gun or magazine -- easy to install. Solid CNC'ed aluminum construction. ALSO WORKS ON SAR 9. Due to state department restrictions, we cannot ship this part internationally without special permits.Product Videos
Custom Field
Product Reviews
7 Reviews Hide Reviews Show Reviews
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+5 and maybe a couple more
Ive got a SAR9. After buying the Galloway precision +3 extensions, i was dissapointed at the potential fragility of the plastic. Finding these +5 extensions made of metal, with a new spring for the same price was a no brainer. I will definitley be buying more. And i can actually squeeze an extra round or two so they are potentially +6-7 ?? awesome work Taylor, and thank you W Kirk for sharing the goods.
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Sig P320 +5 ext with spring
I purchased one of these for my SAR USA SAR9 because I read they worked. Quality fit and finish but, most importantly, it functions properly. It also locks the slide back on the last round. I ended up buying another one. A+!!!
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Great upgrade!
When all you can buy is a 10-round mag now in WA, this is a major upgrade to your mags. Perfect fit. I won't say how you make it work -- the powers that be would not like it.
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Mag Ext
This is the sixth set I have bought. I would not own a pistol without your mag extension. Great product.
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Great product
These are great magazines baseplates. They work great in my pistol. I’ll definitely purchase more.
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work great.look good
I am using these on my SAR9 mags and they work great! Look Great!
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Mag Extensions
These work awesome. I have them on everything. Glock, Sig & S&W.