Arisaka Defense manufactures high quality firearm components and accessories. They specialize in KeyMod, M-Lok and 1913 Picatinny products, 100% made in the USA. We are big fans of the Arisaka weapon light mount series, such as the Offset, Inline and Side Scout mount.

Arisaka Defense

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Arisaka Defense Rail Slider

Out of stock

$100.10

The Arisaka Defense Rail Slider transforms the Picatinny rail on your rifle into a multi-position sliding mount with a push-button recoil lug.

  • A detented knob allows the mount to be removed or installed without having to slide it off the end of the rail.
  • Features the ARMS 17S pattern for compatibility with popular bipods like the Atlas PSR, Atlas CAL, MDT Cyke, and Magpul 17S Bipod.
  • Weight: 2.2 oz.
  • Material: CNC machined from stainless steel, 6061-T651 aluminum
  • Finish: Type III hard coat anodized
  • Includes: two 10-32 socket cap screws
  • Recommended torque: 30 inch lbs.
  • Requires a 5/32 Allen wrench for installation (not included).
  • Made in the USA.
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Arisaka Defense Picatinny Handstop

Out of stock

$35.00

The Patent Pending Arisaka Hand Stop is a continuation of the low profile, minimal control accessories. The primary goal of this accessory is to aid the user in pulling their rifle into their shoulder, enhancing control and recoil mitigation.

  • Height: 1.3″
  • Width: 1.19″ at Picatinny clamp, 0.625″ at main interface where your hand or fingers contact.
  • Length: 1.1″
  • Weight: 0.84 oz
  • Material: 6061-T6 aluminum
  • Finish: Black MIL-A-8625 Type III hard coat anodized
  • Compatibility: 1913 Picatinny Rails
  • Made in the USA
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Arisaka Defense Inline Scout Mount – Picatinny

Out of stock

$45.00

The Patent Pending Arisaka Inline Scout Mount (ISM) is designed for use with Surefire Scout Lights, the Modlite PLH and OKW weapon lights, the Arisaka 300 and 600 Series, and the Streamlight Protac Rail Mount lights. It replaces the stock Picatinny rail adapter with a low profile mount that tucks the light underneath either side of the B.E. Meyers MAWL laser/illuminator series. Three positions on the mount allow for different diameter light heads to clear the MAWL without interference.

  • Length: 1.265″
  • Thickness: 0.2″
  • Weight: 0.6 oz
  • CNC machined from 6061-T6 aluminum
  • MIL-A-8625 Type III hard coat anodized.
  • Made in the USA.
Select options This product has multiple variants. The options may be chosen on the product page
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Arisaka Defense Offset Picatinny Adapter

Out of stock

$17.32

The Arisaka Offset Picatinny Adapter is designed to mount on our Offset Scout Mount and Side Scout Mount for M-Lok and KeyMod. This allows the user to attach Picatinny based lights like the Surefire X300 or Inforce WML, or other Picatinny rail mounted accessories on M-Lok, KeyMod and CMR handguards. The Offset Picatinny Adapter also requires one of the following to form a complete mounting solution:

  • Offset Scout Mount M-Lok
  • Offset Scout Mount KeyMod
  • Offset Scout Mount CMR
  • Side Scout Mount M-Lok
  • Side Scout Mount KeyMod
  • Side Scout Mount CMR
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Arisaka Defense Offset Scout Mount – Picatinny 45°

Out of stock

$54.18

The Arisaka Defense Offset Scout Mount replaces the stock Picatinny rail adapter with a low profile mount which tucks your weapon-light in much closer to the handguard.

When used on the side mounting surfaces of Picatinny handguards, the Offset Scout Mount places the light at a 45 degree angle and tucks it in closer to the rail system. Oriented upwards, the light is located at approximately the 1:30 or 10:30 clock positions. Oriented downwards, the light is located at approximately the 4:30 or 6:30 clock positions.

LIGHT COMPATIBILITY:

  • Modlite PLH and OKW
  • Surefire M300A, M300B, M300C, M300V
  • M312, M322, M312V, M313V, M322V
  • M600B, M600C, M600P, M600U, M600V, M600DF
  • M612, M622, M603V, M612V, M622V
  • Streamlight ProTac Rail Mount 1, 2 and HL-X
  • Arisaka 300 and 600 Series
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-18%
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Arisaka Defense Offset Optic Mount

In stock

$25.00 – $125.00
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Arisaka Defense Side Scout Mount Picatinny (SSM-P)

Out of stock

$49.98 – $50.00

The Arisaka Side Scout Mount (SSM) is designed for use with Surefire Scout Lights, the Arisaka 300 and 600 Series, and the Streamlight Protac Rail Mount lights. It replaces the stock Picatinny rail adapter with a low profile mount that tucks the light underneath either side of the ATPIAL laser/illuminator series, including the ATPIAL-C, AN/PEQ15, and LA-5/PEQ. It will also allow the light to clear the QD lever on the Steiner DBAL I2, A3, and D2.

Light Compatibility:

  • Surefire M300A. M300B, M300C, M600B, M600C, M600P, M600U, M600V, M600DF,
  • Streamlight Protac Rail Mount 1, 2 and HL-X
  • Arisaka 300 and 600 Series.
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Arisaka Defense Low Profile Finger Stop – Picatinny

Out of stock

$26.15 – $30.00

The Arisaka Finger Stop was developed as a low profile, minimal control accessory. This version is for 1913 Picatinny rails. It has a slim profile which is ergonomically designed to be located between your index and middle fingers. This typically places it further forward on the handguard, which means it doesn’t get in the way when transitioning to kneeling or prone shooting positions, where most people move their support hand towards the rear.

  • Height: 0.75” above 1913 Picatinny rail
  • Width: 0.68″
  • Weight: 0.4 oz
  • CNC machined from 6061-T6 aluminum
  • MIL-A-8625 Type III hard coat anodized
  • Requires a 3/32″ Allen wrench for installation (not included)
  • Made in the USA.
Select options This product has multiple variants. The options may be chosen on the product page
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Arisaka Defense Offset Picatinny Mount – M-LOK

Out of stock

$55.52

The Patent Pending Arisaka Offset Picatinny Mount is a combination of our Offset Scount Mount and Picatinny adapter, and is meant for use with Picatinny based lights like the Surefire X300 or Inforce WML, plus other rail mounted accessories.

  • Length: 1.77″
  • Height: 0.20″ (at Surefire Scout Light mounting point)
  • Weight: 1.0 oz
  • The mount is CNC machined from 6061-T6 aluminum and MIL-A-8625 Type III hard coat anodized
  • Requires a 5/64″ Allen wrench for installation (not included).
  • Made in the USA
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Arisaka Defense Offset Picatinny Mount – KeyMod

Out of stock

$60.00

The Patent Pending Arisaka Offset Picatinny Mount is a combination of our Offset Scount Mount and Picatinny adapter, and is meant for use with Picatinny based lights like the Surefire X300 or Inforce WML, plus other rail mounted accessories. The Offset Picatinny Mount uses BCM’s patented inverted KeyMod screws, which allows the base to be less than 0.165″ thick.

  • Length: 1.77″
  • Height: 0.20″ (at Surefire Scout Light mounting point)
  • Weight: 1.0 oz
  • The mount is CNC machined from 6061-T6 aluminum and MIL-A-8625 Type III hard coat anodized
  • Requires a T15 Torx and 5/64″ Allen wrench for installation (not included)
  • BCM KeyMod screws are covered under US Patent 9377274
  • Made in the USA
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