These are original magazine springs removed from Act-Mag brand 15 round .40/10mm staggered magazines. These are the magazines sold by / included with Rock Island Armory A2 HC .40 S&W and 10mm pistols. They were removed from magazines that we...

These are extended 10% plus mag springs for Arredondo followers and extended base pads. Note, you would need to bend the top end of the spring to fit any follower other than Arredondo. These springs are manufactured for Arredondo Accessories by...

This magazine follower is designed for competition which means it is reliable but it does not lock the slide open. If you look at the photos, you'll notice the "shelf" that normally pushes the slide lock open is angled down such that it will not...

These base plates are CNC machined from billet aluminum and allow for positively seating Para/RIA style magazines in pistols that have mag well funnels. These black base plates are 0.100" taller than the traditional steel Para magazine plate and...

These base plates are CNC machined from billet aluminum and allow for positively seating Para/RIA style magazines in pistols that have mag well funnels. These black base plates are 0.200" taller than the traditional steel Para magazine plate and...

These base plates are CNC machined from billet aluminum and allow for positively seating Para/RIA style magazines in pistols that have mag well funnels. These black base plates are 0.100" taller than the traditional steel Para magazine plate and...

When you have multiple magazines, it is a good practice to label them so if you have a problem at the range, you know which one to work on. In addition, by numbering your mags, you can try adjusting or tuning them and keep track of performance....

These are the original blued steel floor plate, or spring plate (what goes on the bottom of the spring) and the base plate that slides on the bottom of a steel Para P16 or P18 magazine.  These are made by Mec-Gar.

Price is per set.

These are the original nickel-plated steel floor plate, or spring plate (what goes on the bottom of the spring) and the base plate that slides on the bottom of a steel Para P16 or P18 magazine.  These are made by Mec-Gar.

Price is per set.

Act-Mag is the OEM supplier of magazines to Rock Island for their A2 HC pistols with the big magazine well flares. These pistols use staggered Para-style magazine and are chambered in 9mm, .40 S&W and 10mm. The magazines come with a unique...

These magazine springs are made by Wolff and increase the upward force by 10% in standard P14 and P16 magazines. These springs will also work in the 2011-style staggered magazines used by Rock Island Armory in their .40, .45 and 10mm pistols....