http://www.ugimports.com/shop/lancer-translucent-magazine-p-87.html
The L5 is a family translucent magazines developed for the 5.56mm AR15/M4/M16 rifle system. It has an impact resistant translucent polymer body, corrosion resistant steel feed lips and a removable, rubber coated bottom. The L5 was designed to be used with the existing magazine pouches and carriers.
The L5 30 Round Magazines have been tested and recommended by the members of the National Tactical Officers Association.
Features:
* Made in the USA
* Translucent polymer body that is impact resistant through
a wide range of temperatures
o Can be dropped onto the feed lips without damage
o Withstands 5’ drop, fully loaded onto concrete at
-40F and +180F
o Withstands 5’ drop, fully loaded dropped with rifle
* Body and component materials that are corrosion
and chemical resistant
* Stainless Steel Spring
* Steel feed lips with a corrosion resistant coating,
permanently molded into the body.
* Round Count Markers at 20 and 30 rounds
* Body texture, contour and rubber coated bottom are
designed to provide positive gripping and improve retrieval
from magazine pouches.
* Body design incorporates a constant radius geometry that
facilitates follower/spring travel.
* Same basic design envelop as the USGI aluminum magazine,
can be used with existing pouches and carriers.
* Easy to disassemble and maintain
L5A Features :
* New
o Low profile rib
o Support rib added for better bottom retention
* Same
o Internal design and components
o Hardened steel feed lips
o Impact resistant translucent polymer
o Rubber coated bottom
* Works in:
o Beretta ARX-160
o H&K416
o SA80
o M4/M16/AR15