Warne Magazine Extension for SIG P320
The Warne Magazine Extension for SIG P320 is available in both increased capacity models, and zero capacity models for 10 round capacity limits. These extensions feature an ergonomic shape that allows for better insertion, and finger grooves, allowing the magazine to be stripped from the handgun if needed. It is machined from 6061 T6 aluminum billet and features a type 2 hardcoat anodized finish for abrasion and corrosion resistance. The Magazine Extension has a Torx head screw and washer for retention and is designed and made in the USA.
Warne Magazine Extension Features
Machined from 6061 T6 aluminum billet
Type 2 hardcoat anodize finish for abrasion and corrosion resistance
Torx head screw and washer for retention
Designed and made in the USA.
Remove the factory base pad.
Remove the screw and washer from the magazine extension and set aside. If the model of magazine extension you have came with a replacement spring, remove the factory follower from the spring and install it on the new provided spring in the same direction it was on the factory spring.
Inspect the inside of the magazine tube for excess material or debris, there must be a smooth transition from the magazine tube to the extension.
Insert the spring ensuring that the follower is facing the correct direction.
Compress the spring into the magazine tube and while holding the spring below the ﬂange of the magazine with one thumb slide the Warne magazine extension onto the ﬂange at the bottom of the magazine.
Slide the magazine extension all the way on until the spring pops into the extension cavity.
Install the screw and washer and ﬁrmly tighten. The washer will compress as the screw is tightened, so be careful to not overtighten the screw.