The BDS Tactical Stacker Sub load is made of 1,000 denier cordura and holds up to four government issue magazines. There are 3 rows of pals webbing on the front of the magazine pouch for attaching other modular equipment. The lids are fully adjustable for magazines equipped with the Mag pull ranger plate system, and secure with both hook and loop fastener and snaps. Another great feature on the stacker sub load is that the base of the sub load doubles as a 7"x 7" pocket for storing miscellaneous items such as empty magazines, etc. The stacker sub load comes with 2 leg straps and can be mounted on either (right or left) leg. A quick detach drop leg extender is also included.