Spike’s Tactical Crusader AR-15 Pistol Lower Kit with FDE Gauntlet Arms Brace

Spike's Tactical Crusader AR-15 Pistol Lower Build Kit, FDE Gauntlet Arms Polymer Stabilizing Brace

This AR-15 pistol lower build kit combines a Spike's Tactical Crusader stripped receiver with a complete 31-piece Davidson Defense lower parts kit, Davidson Defense pistol receiver extension, standard carbine buffer and spring, US Tactical end plate, Davidson Defense castle nut, and a Gauntlet Arms polymer stabilizing brace in FDE. The Crusader lower features iconic selector markings reading "PAX PACIS," "BELLUM," and "DEUS VULT" on one side and "PEACE," "WAR," and "GOD WILLS IT" on the opposite side, along with a Crusader shield engraving. The kit ships with a mil-spec curved trigger, mil-spec hammer, disconnector, safety selector, all required pins, magazine catch assembly, bolt catch assembly, trigger guard, buffer retainer, detents, springs, and a mil-spec A2 pistol grip in black. The Gauntlet Arms brace is fixed-position polymer in FDE with integrated sling slot and lightweight reinforced construction. All components are compatible with standard AR-15 pattern magazines and fire control groups.

Key Features

• Spike's Tactical Crusader STLS022 lower receiver with hard coat anodized black finish and Crusader shield engraving
• Davidson Defense 31-piece mil-spec lower parts kit with complete fire control group and all springs and detents
• Davidson Defense pistol receiver extension in aircraft-grade aluminum, precision-machined and type II anodized
• Standard carbine recoil buffer and spring included
• Gauntlet Arms polymer stabilizing brace in FDE with integrated sling slot
• Mil-spec A2 pistol grip in black with grip screw and washer
• US Tactical mil-spec receiver end plate and Davidson Defense mil-spec castle nut
• Multi-caliber lower receiver compatible with standard AR-15 pattern magazines and components

Perfect For

• Shooters building their first AR-15 pistol platform
• Builders seeking a branded lower receiver with distinctive markings
• Pistol configurations using standard AR-15 components and accessories
• Those preferring a fixed polymer brace over adjustable alternatives
• Shooters wanting a complete lower assembly solution without upper receiver components

Crusader Lower Receiver Design

The Spike's Tactical Crusader lower is a hard coat anodized aluminum receiver featuring the iconic Crusader shield logo and selector markings that reference historical military and religious themes. The multi-caliber marking allows compatibility across various AR-15 caliber configurations. The engraved design adds distinctive visual identity while maintaining full mil-spec dimensional compliance and standard AR-15 pattern magazine compatibility. This lower receiver accepts any standard AR-15 upper assembly and fire control components.

Davidson Defense Complete Lower Parts Kit

This 31-piece mil-spec lower parts kit includes everything needed to complete the stripped receiver. The kit contains a standard curved mil-spec trigger with mil-spec hammer, disconnector, safety selector, all required pins including pivot pin and takedown pin, magazine catch assembly with release button, bolt catch assembly, trigger guard, buffer retainer, and complete spring and detent sets. All components use phosphate and anodized finishes on steel and aluminum materials, meeting mil-spec standards for AR-15 platforms.

Gauntlet Arms Polymer Stabilizing Brace

The Gauntlet Arms brace is a fixed-position polymer design in FDE with lightweight reinforced construction and open-frame lower support design. The brace features integrated sling slot for attachment options and mounts directly to the included Davidson Defense pistol receiver extension. The compact stabilizing brace profile is designed for AR-15 pistol configurations and maintains compatibility with standard carbine and pistol-weight buffer systems.

Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. Lower receiver not included. Verify all components are compatible before assembly.