Parts - Page 1 - SquareKnot Trading Co.

Geissele Automatics

Geissele 10.5" Super Modular Rail MK16 M-LOK® - OD Green

MSRP:

Was:

Now: $325.00
Aero Precision

Aero Precision M4E1-E .223 Wylde Barreled AR-15 Upper Receiver - Fluted - Gen 2 M-LOK Handguard - Black - 16"

MSRP:

Was:

Now: $499.99

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Aero Precision

Aero Precision 5.56 Mid-Length Barreled AR-15 Upper - Pinned FSB - MOE Handguard - 16"

MSRP:

Was:

Now: $354.99

Add to Cart
Trijicon

Trijicon MRO HD Magnifier 3x

MSRP:

Was:

Now: $555.00

Add to Cart
Streamlight

Tlr-10 Gun Light With Ambidextrous Rear Switch Options

MSRP:

Was:

Now: $432.00

Add to Cart
Streamlight

Tlr-8 A - STRE-69414

MSRP:

Was:

Now: $412.00

Add to Cart
Streamlight

Tlr-8 A

MSRP:

Was:

Now: $412.00
Streamlight

Vulcan 180 W/ Charger - STRE-44315

MSRP:

Was:

Now: $392.00
Streamlight

Vulcan 180 w/ Charger

MSRP:

Was:

Now: $404.00

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Surefire

Surefire X300V-B Vampire IR/White Weaponlight

MSRP:

Was:

Now: $431.00
Surefire

Surefire X300U-B Weaponlight FDE

MSRP:

Was:

Now: $332.00
Surefire

Surefire X300U-B Weaponlight

MSRP:

Was:

Now: $323.00 - $332.00

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Surefire

Surefire X300U-A Weaponlight

MSRP:

Was:

Now: $323.00

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Surefire

Surefire X300T-B Turbo Model Weaponlight

MSRP:

Was:

Now: $332.00 - $341.00
Surefire

Surefire X300T-A Turbo Model Weaponlight

MSRP:

Was:

Now: $332.00
Holosun

He530g

MSRP:

Was:

Now: $499.99
Holosun

He515gt

MSRP:

Was:

Now: $429.99

Add to Cart
Holosun

He515gm-gr

MSRP:

Was:

Now: $349.99

Add to Cart
Holosun

He515ct - HOL-HE515CT-RD

MSRP:

Was:

Now: $429.99

Add to Cart
Holosun

He515ct

MSRP:

Was:

Now: $459.99

Add to Cart
Holosun

He515cm-gr

MSRP:

Was:

Now: $379.99
Holosun

He509t X2 - HOL-HE509T-RD-X2

MSRP:

Was:

Now: $429.99

Add to Cart
Holosun

He509t X2

MSRP:

Was:

Now: $459.99

Add to Cart
Holosun

He508t-gr X2

MSRP:

Was:

Now: $399.99

Add to Cart

Geissele Automatics

Geissele 10.5" Super Modular Rail MK16 M-LOK® - OD Green

The Geissele Super Modular Rail is a durable and reliable Picatinny rail with M-LOK slots. It provides unrivaled performance and is constructed to handle the use and abuse of the most demanding shooters. This rail system easily installs on your AR-15...

MSRP:

Was:

Now: $325.00
Aero Precision

Aero Precision M4E1-E .223 Wylde Barreled AR-15 Upper Receiver - Fluted - Gen 2 M-LOK Handguard - Black - 16"

Aero Precision M4E1-E .223 Wylde Barreled AR-15 Upper Receiver - Fluted - Gen 2 M-LOK Handguard - Black - 16" The .223 Wylde chambering was designed by Bill Wylde as a way to take advantage of .223 Remington's accuracy while being able withstand the...

MSRP:

Was:

Now: $499.99

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Aero Precision

Aero Precision 5.56 Mid-Length Barreled AR-15 Upper - Pinned FSB - MOE Handguard - 16"

Aero Precision 5.56 Mid-Length Barreled AR-15 Upper - Pinned FSB - MOE Handguard - 16" Get started on your new AR-15 build with this Aero Precision Barreled Upper Receiver. It features a 16” barrel chambered in 5.56 NATO. It features a pinned front...

MSRP:

Was:

Now: $354.99

Add to Cart
Trijicon

Trijicon MRO HD Magnifier 3x

The Trijicon Miniature Rifle Optic (MRO) HD Magnifier is a 3 power reflex optic magnifier specifically designed to magnify the target and target seen through the MRO HD red dot optic. By magnifying the target the shooter is able to use the crisp dot in...

MSRP:

Was:

Now: $555.00

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Streamlight

Tlr-10 Gun Light With Ambidextrous Rear Switch Options

The TLR-10 with integrated red laser includes customized ambidextrous switches with either a low or high position to match your shooting style. It features a rail clamp that is designed to rapidly attach/detach from full frame weapons.

MSRP:

Was:

Now: $432.00

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Streamlight

Tlr-8 A - STRE-69414

The new TLR-8A includes customized ergonomic switches featuring a low or high position to match your shooting style. It features an ambidextrious on/off switch and a rail clamp that is designed to rapidly attach/detach from the side of compact and full...

MSRP:

Was:

Now: $412.00

Add to Cart
Streamlight

Tlr-8 A

The new TLR-8A includes customized ergonomic switches featuring a low or high position to match your shooting style. It features an ambidextrious on/off switch and a rail clamp that is designed to rapidly attach/detach from the side of compact and full...

MSRP:

Was:

Now: $412.00
Streamlight

Vulcan 180 W/ Charger - STRE-44315

Lightweight and portable, the Vulcan 180 is designed to burn brighter and run longer to keep you covered on the job site. This rechargeable, waterproof lantern has a 180 degree tilting head which allows you to direct the light where you need it. Three...

MSRP:

Was:

Now: $392.00
Streamlight

Vulcan 180 w/ Charger

Lightweight and portable, the Vulcan 180 is designed to burn brighter and run longer to keep you covered on the job site. This rechargeable, waterproof lantern has a 180 degree tilting head which allows you to direct the light where you need it. Three...

MSRP:

Was:

Now: $404.00

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Surefire

Surefire X300V-B Vampire IR/White Weaponlight

When the sun goes down, the X300V-B can expose your adversaries even while you remain virtually undetectable, giving you a huge advantage. With high-output white-light and infrared LEDs in one sealed unit, its recoil-proof LED generates a versatile...

MSRP:

Was:

Now: $431.00
Surefire

Surefire X300U-B Weaponlight FDE

Popular with law enforcement and military operators around the world, our best-selling WeaponLight now delivers a stunning 1,000 lumens of LED-generated output. Focused by a precision TIR lens, it creates a far-reaching high-intensity beam with a larger...

MSRP:

Was:

Now: $332.00
Surefire

Surefire X300U-B Weaponlight

Popular with law enforcement and military operators around the world, our best-selling WeaponLight now delivers a stunning 1,000 lumens of LED-generated output. Focused by a precision TIR lens, it creates a far-reaching high-intensity beam with a larger...

MSRP:

Was:

Now: $323.00 - $332.00

Choose Options
Surefire

Surefire X300U-A Weaponlight

Popular with law enforcement and military operators around the world, the Rail-Lock version our best-selling WeaponLight now delivers a stunning 1,000 lumens of LED-generated output. Focused by a precision TIR lens, it creates a far-reaching...

MSRP:

Was:

Now: $323.00

Add to Cart
Surefire

Surefire X300T-B Turbo Model Weaponlight

With a stunning 56,000 candela focused by a precision-made smooth parabolic reflector, the X300T-B generates a far-reaching high-intensity beam with a focused center spot that is highly effective for long-range engagements. You can count on the X300T-B...

MSRP:

Was:

Now: $332.00 - $341.00
Surefire

Surefire X300T-A Turbo Model Weaponlight

With a stunning 56,000 candela focused by a precision-engineered, smooth parabolic reflector, the X300T-A generates a far-reaching high-intensity beam with a focused center spot that is highly effective for long-range engagements and for overcoming...

MSRP:

Was:

Now: $332.00
Holosun

He530g

The HE530G-GR is a 30mm optical sight designed for rifle and carbine applications. Features include a Titanium Housing, Shake Awake, 12 brightness settings, Holosuns Super LED with up to 50k hours battery life, Multi-Reticle System, Absolute Co-witness...

MSRP:

Was:

Now: $499.99
Holosun

He515gt

The HE515GT-GR is a 20mm micro optical sight designed for rifle and carbine applications. Features include a Titanium Housing, Shake Awake, 12 brightness settings, Holosuns Green Super LED with up to 50k hour battery life, Multi-Reticle System, QD mount,...

MSRP:

Was:

Now: $429.99

Add to Cart
Holosun

He515gm-gr

The HE515GM-GR is a 20mm micro optical sight designed for rifle and carbine applications. Features include 7075 Aluminum Housing, Solar Failsafe, Shake Awake, 12 brightness settings, Holosuns Green Super LED with up to 50k hours battery life,...

MSRP:

Was:

Now: $349.99

Add to Cart
Holosun

He515ct - HOL-HE515CT-RD

The HE515CT-RD is a 20mm micro optical sight designed for rifle and carbine applications. Features include a Titanium Housing, Solar Failsafe, Shake Awake, 12 brightness settings, Holosuns Super LED with up to 50k hours battery life, Multi-Reticle...

MSRP:

Was:

Now: $429.99

Add to Cart
Holosun

He515ct

The HE515CT-GR is a 20mm micro optical sight designed for rifle and carbine applications. Features include a Titanium Housing, Solar Failsafe, Shake Awake, 12 brightness settings, Holosuns Green Super LED with up to 50k hours battery life, Multi-Reticle...

MSRP:

Was:

Now: $459.99

Add to Cart
Holosun

He515cm-gr

The HE515CM-GR is a 20mm micro optical sight designed for rifle and carbine applications. Features include 7075 Aluminum Housing, Solar Failsafe, Shake Awake, 12 brightness settings, Holosuns Green Super LED with up to 50k hours battery life,...

MSRP:

Was:

Now: $379.99
Holosun

He509t X2 - HOL-HE509T-RD-X2

The HE509T X2 is an enclosed reflex optical sight designed for pistol applications. Features include a Titanium housing, Holosuns Super LED with up to 50k hours battery life, Multi-Reticle System, Solar Failsafe, and Shake Awake.The included 509T RMR...

MSRP:

Was:

Now: $429.99

Add to Cart
Holosun

He509t X2

The HE509T X2 is an enclosed reflex optical sight designed for pistol applications. Features include a Titanium housing, Holosuns Super LED with up to 50k hours battery life, Multi-Reticle System, Solar Failsafe, and Shake Awake.The included 509T RMR...

MSRP:

Was:

Now: $459.99

Add to Cart
Holosun

He508t-gr X2

The HE508T-RD is an open reflex optical sight designed for pistol applications. Features include a Titanium housing, Holosun’s Super LED with up to 50k hours battery life, Multi-Reticle System, Solar Failsafe, and Shake Awake.

MSRP:

Was:

Now: $399.99

Add to Cart