User Ratings
No ratings yet
Be the first to review this product
Magpul MOE Slim Line (MOE SL) Handguard for AR-15/M4 rifles. Carbine-length, two-piece handguard made from reinforced, heat-resistant polymer with an integral aluminum heat shield. Mounting interface is M-LOK with slots at the 2, 6, and 10 o'clock positions. Slim profile with extended front lip and lower side extensions for hand protection. Installs using existing delta ring and round handguard retaining cap. Requires triangular A2 front sight; not compatible with piston-operated AR platforms; factory sling swivel on A2 sight must be removed if present. Made in USA. UPC 873750001760. Manufacturer Part Number MAG538-GRY.
Specifications
- Manufacturer:
- Magpul
- Category:
- handguard-rails
- Platforms:
- AR-15
- Interfaces:
- Magpul M-LOK
- Weight:
- 6.7 oz
- Length:
- 8.9"
- UPC:
- 8222463328378
- MPN:
- MAG538-GRY
- 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
$39.95
Lowest
$37.99
Highest
$39.95
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertSimilar Products
Aero Precision Enhanced M-LOK AR-15 Handguard Gen 2 Kodiak Brown Anodized 12.7in
Aero Precision
$135.99
Bravo Company MCMR-10 10.5in M-LOK Free-Float Handguard AR-15 5.56 Black
Bravo Company Manufacturing (BCM)
$214.95
Aero Precision Gen 2 M4 12in Enhanced M-LOK Black AR-15 Handguard APRA100217C
Aero Precision
$124.99
13.5" ACE-20 Series M-LOK Handguard - Black - Made in the USA - HG20-13
Tacfire
$40.87
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
Magpul MOE AR-15 M-LOK Handguard 6.6in Flat Dark Earth (FDE)
Magpul
$24.21
Bravo Company USA KMR Alpha 13" KeyMod Free-Floating Aluminum Handguard for AR-15 (KMRA13556BK)
Bravo Company USA (BCM)
$194.94
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