Rost Martin RM1S Magazine Features The Rost Martin RM1S magazine is purpose-built for the RM1S pistol platform ensuring correct fit feed geometry and lock-up with the factory magazine well. Its 10-round capacity makes it a natural fit for shooters in capacity-restricted states or anyone who prefers a shorter more concealable magazine profile. Factory-spec construction means it feeds and locks the same way the pistol s included magazine does so there is no adjustment period when swapping between spares. Reliable feeding is essential for both range training and self-defense readiness and this magazine is built to deliver it consistently. At a shipping weight of just 0.2 pounds the RM1S magazine adds minimal bulk to a range bag pocket or duty belt making it easy to carry multiple spares. Keeping several factory magazines on hand reduces downtime during range sessions and ensures a pistol stays mission-ready. Because it is sourced directly through the RM1S family it maintains the tolerances and materials Rost Martin engineered into the platform from the start. This magazine is a straightforward dependable way for RM1S owners to expand their capacity on hand for sale at GrabAGun. Rost Martin RM1S Magazine Specifications Manufacturer: Rost Martin Model: RM1S Magazine Caliber: 9mm Capacity: 10 Rounds Weight: 0.2 lbs Available At: GrabAGun