STRIKE INDUSTRIES GRIDLOK Rail 416 14.5" Handguard Assmbly Full Duty
User Ratings
No ratings yet
Be the first to review this product
STRIKE INDUSTRIES GRIDLOK Rail for 416 — Full Duty 14.5" Handguard Assembly. Quick, direct handguard swap with patent pending Quick Rail Detach GRIDLOK locking latch; mounts using the factory HK OEM barrel nut; 1-piece design with built-in flip up front BUIS, M-LOK at 3/6/9, rear QD sockets, suppressor cut, and 6061-T6 aluminum construction.\n\nProduct Contents:\n- x1 GRIDLOK Rail for 416 (fully assembled)\n- x1 Locking lever tool\n\nProduct Features:\n- Full Duty: full length top 1913 Picatinny rail\n- Mounts quickly and directly on HK OEM barrel nut\n- Patent Pending Quick Rail Detach GRIDLOK locking latch\n- Specifically designed for Law Enforcement and Special Operations communities\n- Quickly remove and reinstall rail\n- 1-pc free float handguard design to minimize weight and increase strength\n- Built-in flip up front BackUp Iron Sight BUIS\n- M-LOK rail system at 3, 6 and 9 o’clock positions for accessory mounting options\n- Integrated 360° free swivel QD socket at rear of handguard at 2, 4, 8 and 10 o’clock positions\n- Rear rail tab to help index into HK upper receiver\n- Designed cut in front fits suppressors up to 1.57" (39.9mm) and all SI muzzle devices, including SI OPPRESSOR\n- Handguard machined from 6061-T6 aluminum\n\nProduct Specs:\n- INNER DIAMETER: Designed cut in front fits suppressors up to 1.57" (39.9mm) and all SI muzzle devices, including SI OPPRESSOR\n- LENGTH: Rail listed lengths are exactly as stated from the face of the upper receiver to the front of the rail\n- WIDTH: 44.45mm (1.75")\n- HEIGHT: 63.50mm (2.50")\n- WEIGHT: 1 lb 4.4 oz\n- WEIGHT W/ PKG: 1 lb 8.4 oz\n\nCompatibility:\n- HK416/HK416 A5/HK416 A7/MR556/M27 IAR (w/o ambidextrous sling attachment points)\n\nNot Compatible:\n- Old versions HK416 with ambidextrous sling attachment points. All new MR556 and HK416 do not have that sling loops.
Specifications
- Manufacturer:
- Strike Industries
- Category:
- handguard-rails
- Platforms:
- AR-15
- Weight:
- 20.4 oz (1.27 lbs)
- Length:
- 14.5"
- UPC:
- 793811764734
- MPN:
- SI-GRIDLOK-416-FD-145
- Required Component:
- Yes
Parts Cabinet
Track parts you own or plan to buy.
Where to Buy
Have one to sell?
Sponsored
MantisX
The smart way to train your AR build
Built your rifle — now train it. BlackBeardX installs in minutes and turns your AR into a full dry fire system with smart feedback on every pull.
Shop BlackBeardXPrice History
Current
$367.95
Lowest
$367.95
Highest
$367.95
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertSimilar Products

Bravo Company MCMR-10 10.5in M-LOK Free-Float Handguard AR-15 5.56 Black
Bravo Company Manufacturing (BCM)
$211.98

Aero Precision Gen 2 M4 12in Enhanced M-LOK Black AR-15 Handguard APRA100217C
Aero Precision
$124.99

Daniel Defense 00408020011 RIS II Hndguard MK18 FDE
Daniel Defense
$522.89

UTG Pro AR15 Super Slim M-LOK 15in Drop-In Handguard MTU015SSM
Utg Pro
$86.34

Reptilia M-LOK Handguard 9.4in FDE Anodized AR-15
Reptilia
$252.99

Geissele SMR MK8 13.5in M-LOK Handguard Desert Dirt DDC
Geissele Automatics
$285.84

AT3 Tactical SPEAR M-LOK AR-15 Free Float Handguard 9–15 in
At3 Tactical
$139.99

Midwest Industries Gen2 Two Piece Free Float Handguard, Mid-Length, Black MCTAR-21G2
Midwest Industries
$163.99
Builds Using This Part
No builds yet — be the first to use this part.
Related Guides
Guide
AK Furniture and Ergonomics: Stocks, Handguards, and Practical Setup
How AK stock and handguard choices affect control, heat management, optic height, and practical shooting ergonomics.
5 min read
Guide
AK Optics Mounting Guide: Side Rail vs Dust Cover vs Handguard
Compare the main AK optics mounting approaches and choose the right setup for durability, repeatable zero, and practical shooting performance.
8 min read
Guide
The AK Platform: Core Design, Strengths, and Builder Tradeoffs
A practical AK overview covering operating system basics, parts ecosystem realities, and where the AK platform shines compared to AR-pattern rifles.
8 min read