Couplers for C Products Defense 10 round LAR magazine?

[LAV]

Which couplers work on these mags? Looking for a longer AR mag for 3 gun. Thanks.

 

[Paul_T]

http://www.bullseyelondon.com/magwe...with-slanted-base-new-edition-of-product.html

 

[Dexter Morgan]

The Caldwell is by far the most robust of the mag-couplers.

https://www.alflahertys.com/products/caldwell-ar-15-mag-couplers-390504

 

[LAV]

Do the Caldwell ones work on Mission First LAR mags too? Thanks.

 

[Dexter Morgan]

"Do the Caldwell ones work on Mission First LAR mags too? Thanks."

No. Definitely not.