What's in the Box Maxim Defense PDX 300 Blackout Short Barreled Rifle with FDE Finish (1) 20 Round Magazine Cable Lock Owner's Manual Voted BEST OF SHOT 2019 by RECOIL Magazine, the Maxim Defense PDX was born from the SOCOM PDW solicitation to meet the demands of the Tier 1 community. Designed for close-quarter encounters, the PDX delivers maximum energy on target in a subcompact platform, measuring just 18.75 in overall length. At its core, the PDX features the Maxim SCW system, a patent-pending design that reduces the stock length to 4 and includes an integrated BCG with interchangeable buffer weights for optimal performance. Equipped with Maxim s HATEBRAKE muzzle booster, the PDX significantly reduces recoil, decreases flash signature, and directs gases and concussion wave downrange, enhancing overall performance. Firearm Features Maxim Defense Hatebrake M-Rax and M-Slot compatible handguard ALG Combat trigger Radian charging handle and selector Maxim SCW Stock and ambidextrous sling mounts Ambidextrous magazine release Fully floated barrel Last round hold open Firearm Specifications Manufacturer: Maxim Defense Model: PDX Caliber: 300 Blackout Barrel Length: 5.5" Overall Length: 18.75" Finish: Hard anodizing arid Thread Pitch: 5/8x24 mm Sights: None Grips/Stock: Maxim Defense SCW stock system Magazine Capacity: 20