DPMS DP51655170308 Kitty Kat | .300 AAC Blackout | 7.5″

This DPMS Panther Arms upper is an AR-style upper assembly chambered in .300 AAC Blackout with a 7.5-inch barrel and a pistol-length gas system. It pairs a forged 7075-T6 A3 mil-spec upper with a DPMS free-float quad rail to deliver a compact, serviceable package for short-barrel AR projects. The upper includes a mil-spec bolt made from Carpenter 158 steel and a bolt carrier finished with a parkerized exterior and a chrome-lined interior.

Applications: compact suppressed or short-barrel precision builds, and range-focused, maneuverable rifle platforms for training and target work.

Product Specifications

• The manufacturer is DPMS PANTHER ARMS.
• The model/part number is DP51655170308 Kitty Kat.
• The caliber is .300 AAC Blackout.
• The barrel measures 7.5 inches and uses a pistol-length gas system.
• The rate of twist is 1:8.
• The barrel material is Chrome Moly Vanadium.
• The handguard is a DPMS 6.5-inch Quad Rail free-float design.
• The upper is a forged 7075-T6 A3 AR upper finished in hard coat anodized black to mil-spec.
• The bolt is made of mil-spec shot-peened Carpenter 158 steel.
• The bolt carrier is parkerized outside and chrome lined inside.
• The barrel uses an M4 barrel extension.
• The gas block is a .750-inch low-profile gas block.
• The muzzle device is an A2 flash hider.
• The gas key is secured with grade 8 fasteners and is staked per mil-spec.
• The UPC is 810141221055.

This upper brings together proven AR hardware in a compact form factor suitable for short-barrel assemblies and specialized range setups. Its forged mil-spec upper and Carpenter 158 bolt construction prioritize durability and serviceability, while the free-float quad rail allows mounting of accessories to fit mission-specific needs. The package is arranged for users who want a compact, maintainable AR upper for lawful sporting and training applications.