Geissele

Geissele Automatics Barrel Nut Wrench, Black The Geissele Automatics Barrel Nut Wrench is a purpose-built steel tool for installing and removing compatible Geissele barrel nuts. Finished in black, this dedicated armorer’s wrench is a practical addition to a workbench for builders maintaining or assembling compatible Geissele AR-platform upper receiver and handguard systems. <

Geissele Automatics Premium Mil-Spec Buffer Tube Assembly with Super 42 H1 Buffer, Black The Geissele Automatics Premium Mil-Spec Buffer Tube Assembly combines a mil-spec 7075-T6 aluminum carbine receiver extension with a castle nut, end plate, Super 42 triple-braided buffer spring, and H1 buffer. Designed for compatible AR-15 carbine and mid-length gas-system builds, this complete pac

Geissele Automatics Super Modular Rail MK16 AR-15 Handguard – 13.5" M-LOK, Black The Geissele Automatics Super Modular Rail MK16 is a 13.5" AR-15 handguard built for rigid, adaptable accessory mounting. Precision machined from 7000 Series aluminum and finished in black Type III hardcoat anodizing, the MK16 combines a full-length M1913 top rail with M-LOK slots on every quadrant f

Geissele Automatics Reliability Enhancement Kit with H3 Buffer for AR-15 The Geissele Automatics Reliability Enhancement Kit combines three critical AR-15 operating-system components in one matched package: a Reliability Enhanced Bolt Carrier Group, Super 42 Braided Wire Buffer Spring, and H3 recoil buffer. Designed for compatible AR-15 builds, this kit gives shooters a premium Geissel

Geissele Automatics Ultra Duty AR-15 Lower Parts Kit, Black – No Fire Control Group A Terran Gear USA favorite, the Geissele Automatics Ultra Duty Lower Parts Kit provides premium internal components for completing or rebuilding a compatible AR-15 lower receiver. Designed for demanding use, this black lower parts kit includes 19 standard parts, an Ultra Precision Trigger Guard, G

Geissele Automatics Super Semi-Automatic Trigger (SSA) The Geissele Automatics Super Semi-Automatic Trigger, commonly known as the SSA, is a non-adjustable 4.5 lb two-stage combat trigger designed for precise control in demanding AR-platform applications. Based on Geissele’s Super Select-Fire trigger design, the SSA balances a predictable two-stage pull for accurate shots with th

Geissele Automatics Super Duty Assembled AR-15 Upper Receiver, Black The Geissele Automatics Super Duty Assembled AR-15 Upper Receiver provides a precision-machined, mil-spec foundation for a custom AR-15 upper build. Made from 7075-T6 aluminum with a black hardcoat anodized finish, it arrives with the dust cover and forward assist installed—ready for your selected barrel, handgu

Geissele Automatics Super Duty AR-15 Lower Receiver – Stripped Lower The Geissele Automatics Super Duty Stripped Lower Receiver provides a precision-machined, mil-spec foundation for a custom AR-15 build. Made from 7075-T6 aluminum and finished in durable Type III hardcoat anodizing, this black lower is designed for builders who want trusted Geissele quality, standard component c

Geissele Automatics USASOC Airborne Charging Handle, Black The Geissele Automatics USASOC Airborne Charging Handle delivers a durable, precision-manufactured upgrade for compatible AR-15-pattern rifles. Built for dependable operation and long-term service, this black charging handle is an excellent choice for maintaining a duty-ready rifle or completing a quality firearm build.