Search results for 'springs'

Replacement 20 round Stainless Steel spring for use in Pmag and USGI magazines

• Replacement upgrade stainless steel springs.
• Uses highest quality 17-7 Stainless Steel to prevent tension loss.
• Fits all AR magazines including Pmag, standard GI issue, Hexmags, etc.
• Exceeds USGI specs 
• Guaranteed not to lose tension!
• Great to use with Magblock Limiters also. 

Replacement upgrade 30 round spring for use in AR magazines including Pmags, Hexmags and standard USGI magazines. Use along with our 10 round blocks for an upgrade or save your original springs. Uses the highest quality 17-7 Stainless spring steel which has the best properties for magazine spring use. Most companies don't use this quality steel due to the added cost, but if you want the best it will cost a little more. These 30rd AR15 magazine spring holds up in the harshest condition and won't loose tension over time even if maintained fully loaded. We guarantee spring will not be damaged from long term storage of fully loaded magazines!

 

These springs use 17-7 PH is a precipitation-hardened stainless steel that is well suited for aerospace and other applications requiring high strength and good corrosion resistance and formability. Type 17-7PH is a Chromium-Nickel-Aluminum, austenitic stainless steel. It is the most formable of all PH grades and has the highest strength and hardness. It is less magnetic than other PH grades and offers minimal distortion upon heat treatment. This material maintains its valuable properties at temperatures up to 800 F.

Glock Magazine Spring 10 Coil Replacements
-Works with Magblock Limiters and Glock 9 mm Followers sold here. 

Compatable with the following magazines: 

- G17, G18 and G35 17 round magazines.
- G20 15 round magazines 
- G21 13 round Pre-Ban & older LE marked mags with follower 3955
- G21 10 round magazines only.
- G22, G35 Pre Ban and older LE marked mags.

Glock Magazine Spring 11 Coil Replacements

 

Compatable with the following magazines: 

- Fits 19 round G17, G18, G34, and G22 magazines

-  Will fit Glocks 22, 31, 35, 37 newer mags. 

- Can be cut down to fit 17 round G17 magazines.