Tough, Clear Polypropylene, Won't Shatter-Resists Oils & Solvents
Tough, see-thru boxes for fast contents identification. Special polypropylene - won’t crack; survives all but some super-solvents.
* Styrene Plastic - Not Polypropylene. Solvent does damage; can
break.
AR-15, Issue:08, Page:070
Big Book Catalog, Issue:65, Page:068
Big Book Catalog, Issue:65, Page:499
SPECS: Clear Polypropylene, divided into compartments.