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Home Popular Geissele Rail Support

Geissele Rail

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Geissele Rail - Products

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Discover the Geissele AR-15 Super Duty Stripped Upper Receiver 5.56MM 🔥. Precision-engineered for accuracy and performance. Upgrade your build today!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 16 SUPER DUTY STRIPPED UPPER RECEIVER DDC
AR-15 SUPER DUTY STRIPPED UPPER RECEIVERS 5.56MM

Upper Receivers

The Geissele Super Duty Stripped Upper Receiver is designed for high performance and reliability, featuring a Super Duty upper receiver and a MK16 Super Modular rail that prevents rail rotation.
It includes a Mag Phosphated, CHF, Chrome Lined barrel with a 1-7 twist rate, available in various lengths from 10.3" to 18", and is designed to be paired with high-quality components.
The upper receiver is available in Black or DDC, tailored for 5.56mm NATO cartridges, and comes with a Super Compact Gas Block, ready for custom builds.

Not available - Is a 'Call to order' product.

£1,279.90 £1,109.90 - £1,379.90

Explore the Geissele AR-15 Super Duty Stripped Upper Receiver 5.56MM. 🔥 Precision craftsmanship for superior performance and comfort!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 18 SUPER DUTY STRIPPED UPPER RECEIVER BLACK
AR-15 SUPER DUTY STRIPPED UPPER RECEIVERS 5.56MM

Upper Receivers

The Geissele Super Duty Stripped Upper Receiver is designed with a center aligning tab to eliminate rail rotation, pairing with an MK16 Super Modular rail.
It features a Mag Phosphated, CHF, Chrome Lined barrel from Geissele with a 1-7 twist rate, available in various lengths including 18", and is optimized for 5.56MM caliber.
The upper is stripped, allowing for customization with preferred components, and comes with a Super Compact Gas Block, with gas system lengths varying by barrel size.

Not available - Is a 'Call to order' product.

£1,229.90 £1,109.90 - £1,379.90

Discover the Geissele AR-15 Super Duty Stripped Upper Receiver 5.56mm 🔥, featuring precision craftsmanship and a reliable design for optimal performance.

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 18 SUPER DUTY STRIPPED UPPER RECEIVER DDC
AR-15 SUPER DUTY STRIPPED UPPER RECEIVERS 5.56MM

Upper Receivers

The Geissele Super Duty Stripped Upper Receiver is designed for high performance, featuring a Super Duty upper that pairs with a MK16 Super Modular rail to prevent rail rotation.
It includes an in-house Mag Phosphated, CHF, Chrome Lined barrel with a 1-7 twist rate, available in various lengths, and is made with top-quality materials for accuracy and reliability.
Available in Black or DDC finish, this stripped upper is customizable with different components and is specifically designed for the 5.56mm NATO cartridge.

Not available - Is a 'Call to order' product.

£1,369.90 £1,109.90 - £1,379.90

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS SGB GEISSELE SUPER GAS BLOCK, BLACK
AR-15/M16 SUPER GAS BLOCK LOW PROFILE

Gas Blocks

The AR-15/M16 Super Gas Block is low-profile and designed to fit under most free-float rails.
Constructed from all-steel for durability and finished with Black Nitride for resistance to erosion.
Intended for .750" OD barrels and comes with mounting hardware and installation instructions; professional gunsmith installation is recommended.

Reordered - Is a 'Call to order' product.

£104.90

Discover the Geissele AR-15 Hyper Extended Mount! 🏹 Securely attach your scope with precision and style in Dark Desert Color.

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS 34MM AR-15 HYPER EXTENDED DDC MOUNT
SUPER PRECISION AR-15 HYPER EXTENDED MOUNTS

Mount Sets

The Geissele Super Precision AR-15 Hyper Extended Mounts are designed for secure attachment to AR-15/M4 uppers, using a nut and bolt method that provides 1,400 pounds of clamping force.
Constructed from a single piece of 7075-T6 aluminum for strength and rigidity, the mounts are machined to ensure a precise fit and feature a serialized cap-to-body fit for optimal scope protection.
Available in zero and 20 MOA cant options, the mounts come in black or Desert Dirt Color finishes and are compatible with 34mm scope tubes.

Not available

Upgrade your AR-15 with the Geissele Super Duty MOD1 Upper! 🌟 Precision, reliability, and performance in 5.56mm. Perfect for any shooter!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 SUPER DUTY MOD1 5.56X45 10.3" BBL COMPLETE UPPER BLACK
AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER

Upper Receivers

Not available - Is a 'Call to order' product.

£1,599.90 £1,599.90 - £1,799.90

Upgrade your AR-15 with the Geissele Super Duty MOD1 Complete Upper 5.56mm. 🚀 Experience unmatched reliability and performance!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 SUPER DUTY MOD1 5.56X45 10.3" BBL COMPLETE UPPER DDC
AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER

Upper Receivers

Not available - Is a 'Call to order' product.

£1,799.90 £1,599.90 - £1,799.90

Upgrade your AR-15 with the Geissele Super Duty MOD1 Complete Upper 🔥. Unmatched performance, accuracy, and reliability in 5.56mm!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 SUPER DUTY MOD1 5.56X45 11.5" BBL COMPLETE UPPER DDC
AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER

Upper Receivers

Not available - Is a 'Call to order' product.

£1,799.90 £1,599.90 - £1,799.90

Upgrade your AR-15 with the Geissele Super Duty MOD1 Complete Upper! ✨ Unmatched performance and reliability in 5.56mm. Get yours now!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 SUPER DUTY MOD1 5.56X45 14.5" BBL COMPLETE UPPER BLACK
AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER

Upper Receivers

Not available - Is a 'Call to order' product.

£1,599.90 £1,599.90 - £1,799.90

Upgrade your AR-15 with the Geissele Super Duty MOD1 Upper! 🚀 Experience unmatched performance and reliability in every shot.

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 SUPER DUTY MOD1 5.56X45 14.5" BBL COMPLETE UPPER DDC
AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER

Upper Receivers

Not available - Is a 'Call to order' product.

£1,749.90 £1,599.90 - £1,799.90

Discover the Geissele AR-15 Super Duty MOD1 Complete Upper ⚙️, featuring advanced reliability and precision for unmatched performance in 5.56mm.

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 SUPER DUTY MOD1 5.56X45 16" BBL COMPLETE UPPER BLACK
AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER

Upper Receivers

Not available - Is a 'Call to order' product.

£1,599.90 £1,599.90 - £1,799.90

Discover the Geissele AR-15 Super Duty MOD1 Upper! 🔥 Unmatched performance and reliability in a sleek DDC finish. Upgrade your firearm today!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 SUPER DUTY MOD1 5.56X45 16" BBL COMPLETE UPPER DDC
AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER

Upper Receivers

Not available - Is a 'Call to order' product.

£1,799.90 £1,599.90 - £1,799.90

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS RELIABILITY ENHANCED BOLT CARRIER GROUP 5.56MM
AR-15 RELIABILITY ENHANCEMENT BOLT CARRIER GROUP ONLY

Bolt Carrier Groups

The Geissele Reliability Enhanced Bolt Carrier Group features a mil-spec 8620 steel carrier with a chrome-lined gas key, and a bolt made from a special heat of Carpenter 158+ steel, offering improved strength and a longer life than standard mil-spec bolts.
Advanced materials, including H13 medical steel for the cam pin and a unique Nanoweapon coating, provide maximum corrosion and wear resistance, while also enhancing the firearm's operation with less lubrication.
The Nanoweapon coating, developed in collaboration with Picatinny Arsenal, is exclusive to Geissele Automatics and offers unparalleled protection against corrosion, wear, and abrasion with a surface hardness of 82HRC.

Not available - Is a 'Call to order' product.

£459.90

Upgrade your AR-15 with the Geissele Reliability Enhancement Kit for unmatched reliability and performance! 🔧 Perfect for 5.56mm rifles.

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS RELIABILITY ENHANCEMENT KIT H1
AR-15 RELIABILITY ENHANCEMENT KITS

Bolt Carrier Groups

The Geissele Reliability Enhancement Kit features a full-auto rated M16/M4 bolt carrier group and a Super 42 Braided Wire Buffer Spring & Buffer, available in H1, H2, or H3 configurations for 5.56mm AR-15 rifles.
The bolt carrier group is made from enhanced materials like mil-spec 8620 steel and advanced medical steel H13 for the cam pin, all coated with Nanoweapon for superior corrosion and wear resistance.
The kit includes a specially forged and strengthened Carpenter 158+ bolt, designed for a significantly extended lifespan, and the Nanoweapon coating ensures high hardness and ease of cleaning.

Not available - Is a 'Call to order' product.

£509.90 £509.90 - £539.90

Upgrade your AR-15 with the Geissele Reliability Enhancement Kit 🔧 for unmatched reliability and performance in 5.56mm rifles.

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS RELIABILITY ENHANCEMENT KIT H2
AR-15 RELIABILITY ENHANCEMENT KITS

Bolt Carrier Groups

The Geissele Reliability Enhancement Kit for AR-15 includes a bolt carrier group and a braided wire buffer spring & buffer, available in H1, H2, or H3 configurations.
Components are made from high-quality materials like mil-spec 8620 steel and Carpenter 158+ steel, with Nanoweapon coating for corrosion and wear resistance.
The kit is designed to significantly improve the reliability and lifespan of the AR-15's operating system.

Not available - Is a 'Call to order' product.

£519.90 £509.90 - £539.90

Discover the AR-15 Super Duty MOD1 Complete Upper 5.56x45 NATO for unmatched performance and reliability. 🚀 Upgrade your setup today!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS AR-15 SUPER DUTY MOD1 5.56X45 11.5" BBL COMPLETE UPPER BLACK
AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER

Upper Receivers

Not available - Is a 'Call to order' product.

£1,599.90 £1,599.90 - £1,799.90

Upgrade your AR-15 with the Geissele Reliability Enhancement Kit H3 for unmatched reliability and performance. ⚙️ Experience superior durability!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS RELIABILITY ENHANCEMENT KIT H3
AR-15 RELIABILITY ENHANCEMENT KITS

Bolt Carrier Groups

The Geissele Reliability Enhancement Kit for 5.56mm AR-15 rifles includes a Bolt Carrier Group and Super 42 Buffer Spring & Buffer, available in H3 configuration.
The kit features high-grade materials like mil-spec 8620 steel and Carpenter 158+ for increased strength and reliability, with components coated in Nanoweapon for superior corrosion and wear resistance.
The Nanoweapon coating, exclusive to Geissele, offers exceptional hardness and ease of cleaning, allowing the firearm to function with less lubrication.

Not available - Is a 'Call to order' product.

£539.90 £509.90 - £539.90

Upgrade your AR-15 with Geissele's Folding Front Sights! 🔭 Durable, precise, and reliable, perfect for any aiming situation.

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS BUIS FOLDING FRONT SIGHT BLACK
BUIS FOLDING FRONT SIGHTS

Front Sights

The Geissele Folding Front Sight is constructed from durable 6061-T6 aluminum and features a Type 3 hard coat anodized finish.
This sight offers precision with ½” adjustments at 100 yards and has a .080" front post for accurate aiming.
Designed for both primary use and as a reliable backup, the sight has a no-button design to prevent accidental folding.

Not available

Upgrade your AR-15 with Geissele's Folding Front Sight DDC. Durable aluminum design ensures precision and reliability for any situation. 🔭

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS BUIS FOLDING FRONT SIGHT DDC
BUIS FOLDING FRONT SIGHTS

Front Sights

The Geissele Folding Front Sights are constructed from durable 6061-T6 aluminum and feature a Type 3 hard coat anodizing.
These sights offer precise adjustments at ½” per 100 yards and have a captive adjustment system to prevent unintended changes.
Designed for versatility, the sights are suitable for both competitive shooting and tactical applications, with a deployed height of 1.47" and a folded height of 0.49".

Not available

Experience precision with Geissele's Folding Sight Sets in black. Durable, adjustable, and perfect for your AR-15! 🔭 Click to learn more!

GEISSELE AUTOMATICS

GEISSELE AUTOMATICS BUIS FOLDING SIGHT SET BLACK
BUIS FOLDING SIGHT SETS

Sight Sets

The Geissele Folding Sights are durable, made from 6061-T6 aluminum with a Type 3 hard coat anodizing.
These sights feature captive adjustments that ensure stability and precision, adjustable at ½” increments at 100 yards.
Designed for versatility, the sights can be used as a primary aiming system or backup, suitable for competition, duty, and personal defense.

Not available

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