Description The Midwest Industries Universal Shell Holder is a compact cartridge carrier designed for mounting on M-LOK compatible handguards. It installs in M-LOK slots and provides quick access to spare rounds for lever- and bolt-action firearms. Constructed of steel and memory-resistant polymer, the holder balances durability with low weight. The unit is finished in black and lists compatibility as multi-caliber; consult manufacturer compatibility guides for specific cartridge fit. Key Specifications The manufacturer is Midwest Industries. The model name is the Universal Shell Holder M-LOK. The mounting interface is M-LOK compatible. The construction uses steel and polymer for strength and reduced weight. The stated capacity is 2 cartridges. The listed overall dimensions are 1.20 x 3.10 x 3.30 inches. The finish style is black. It is identified as an AR-15 accessory in the product attributes. Includes indexing points for a horizontal or vertical fit in M-LOK slots. Marked as Made in USA in manufacturer information. Compact and purpose-built, this shell holder provides a low-profile way to keep spare cartridges accessible on an M-LOK handguard. Its mix of steel and memory-resistant polymer offers reliable retention without adding unnecessary bulk, making it a practical accessory for range sessions, field use, or competition setups that require quick, organized access to extra rounds.
