DTT AR-9 Pistol Lower Build Kit, Magpul BTR Pistol Brace

Delta Team Tactical DTT-9 AR-9 Pistol Lower Build Kit - Glock Pattern 9mm, Magpul BTR Pistol Brace

The DTT-9 AR-9 Pistol Lower Build Kit from Delta Team Tactical is a lower completion package built around a forged 7075-T6 aluminum lower receiver with a Type III hardcoat anodized black finish. The receiver is Glock pattern compatible and supports standard AR-15 fire control group components. This kit covers the full lower component set, including a lower parts kit with fire control group and Mil-Spec A2 grip in black, a Magpul BTR black polymer pistol brace with integrated sling attachment points and integrated rear surface, a 6-position black aluminum Mil-Spec carbine receiver extension, a 9mm carbine buffer at 5.5 oz with an aluminum body and internal steel weights, a standard spring steel carbine recoil spring, a Mil-Spec steel receiver end plate, and a notched phosphate steel castle nut.

Key Features

• DTT-9 forged 7075-T6 aluminum lower receiver, Type III hardcoat anodized black
• Glock pattern 9mm magazine compatibility
• Adjustable ejector
• Low shelf trigger pocket with M16 cut
• Safe, Fire, Full Auto selector markings, engraved
• Standard AR-15 fire control group compatible lower parts kit
• Mil-Spec A2 grip, black
• Magpul BTR black polymer pistol brace, integrated sling attachment points, integrated rear surface
• 6-position black aluminum Mil-Spec carbine receiver extension
• 9mm carbine buffer, 5.5 oz, aluminum body with internal steel weights
• Standard carbine recoil spring, spring steel
• Mil-Spec steel receiver end plate
• Notched castle nut, steel, phosphate finish

Perfect For

• AR-9 Glock pattern pistol builders sourcing a complete lower with the Magpul BTR pistol brace
• Shooters pairing this kit with an existing AR-9 upper assembly
• Delta Team Tactical DTT-9 platform pistol builds requiring a lower completion package with the Magpul BTR brace

DTT-9 Lower Receiver

The DTT-9 lower receiver is a forged 7075-T6 aluminum receiver with a Type III hardcoat anodized black finish. It features a low shelf trigger pocket with M16 cut and engraved selector markings in Safe, Fire, and Full Auto positions. The receiver is Glock pattern compatible and includes an adjustable ejector, placing it squarely in the 9mm AR-9 platform.

Lower Parts Kit and Grip

The lower parts kit covers the internal small parts for lower receiver completion, with fire control group components compatible with standard AR-15 specifications. A Mil-Spec A2 grip in black is included as part of the lower parts kit. These components address the internal lower receiver parts group and the exterior grip interface as a single included set.

Magpul BTR Brace and Buffer System

The Magpul BTR black polymer pistol brace features integrated sling attachment points and an integrated rear surface. It pairs with a 6-position black aluminum Mil-Spec carbine receiver extension. The buffer system consists of a 9mm carbine buffer at 5.5 oz with an aluminum body and internal steel weights, and a standard spring steel carbine recoil spring. These components cover the core rear support hardware for the pistol lower side of the build. A Mil-Spec steel receiver end plate and notched phosphate steel castle nut complete the rear hardware included with this pistol lower build kit.

Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. Ejector alignment may be required.