Innovative, integrated accessory system lets you apply the "Magpul Method" to make the tried-and-true 12 gauge 870 into a state-of-the-art tactical shotgun exactly fitted to your mission requirements. Major components are made from the same tough, hard polymer Magpul uses for their AR-15 stocks to ensure superb durability under harsh conditions. SGA Stock - User-configurable stock offers improved ergonomics, including a spacer system that lets you tailor the length of pull to the individual shooter in A 1/2" increments from 12A 1/2" to 14A 1/2". Ergonomically enhanced grip area is similar to a pistol grip and a recoil-absorbing buttpad Mfg: Brownells