STEYR AUG MAGAZINE BLOCK 10/30

Magblock 10/30 MCL (Magazine Capacity Limiter) for use in Steyr AUG 5.56x45mm Polymer Magazines. This block will replace the lower spring attachment point (locking plate) and convert a 30 round magazine to hold only 10 rounds. Includes 2 floor plate locking points. Features: This block will replace the lower spring attachment point or locking plate and convert a 30 round magazine to hold only 10 rounds. Customized base of the Magblock includes two locking points just like the original locking plate. Does not affect reliability. No increase in spring pressure