
Availability: In Stock
The Magpul MOE SL mid-length AR handguard is a lightweight, modular upgrade for AR-15s and M4s running mid-length gas systems with A2 front sights. If you're tired of factory plastic or want to add tactical accessories to your rifle without the weight and cost of aluminum, the MOE SL delivers rugged polymer construction and proven modularity in a design that stays out of your way. It's the kind of no-nonsense handguard that works equally well on a patrol rifle, a hunting build, or a home-defense carbine.
Installation is straightforward — it uses the existing delta ring and round front hand guard retaining cap, so no gunsmithing required. The MOE SL's narrow profile replaces two-piece factory handguards cleanly, and the extended front lip and side rails shield your hand from the hot gas block and front sight assembly during extended shooting. That matters when you're running drills or taking shots in rapid succession.
M-LOK accessory slots at the 2, 6, and 10 o'clock positions give you genuine flexibility. You can attach Magpul's direct-fit M-LOK accessories or use M-LOK-to-Picatinny rail adapters to mount lights, slings, vertical grips, or other gear exactly where you need them. The reinforced, heat-resistant polymer won't warp or fail even after sustained fire, and the integral aluminum heat shield protects both the handguard and your hands. For shooters who want modular capability without the premium price tag or extra ounces, the MOE SL is a smart, proven choice.
| Product Name | MOE SL Mid-Length AR Handguard |
| Brand | Magpul |
| Model Number | MAG551-FDE |
| Color | Flat Dark Earth Polymer |
| Compatibility | AR-15/M4 with mid-length gas system and A2 front sight |
| Accessory Interface | M-LOK |
| Accessory Slot Positions | 2, 6, and 10 o'clock |
| Material | Heat-resistant reinforced polymer with integral aluminum heat shield |
| Installation | Uses existing delta ring and round front hand guard retaining cap |
The MOE SL is designed for AR-15s and M4s with a mid-length gas system and A2 front sight assembly. It installs directly onto existing delta rings and round front hand guard retaining caps, so no special tools or modifications are needed.
Yes. The MOE SL features M-LOK slots at the 2, 6, and 10 o'clock positions. You can attach Magpul's direct-fit M-LOK accessories or use M-LOK-to-Picatinny adapters to mount tactical lights, slings, grips, and other gear.
Yes. The MOE SL has a reinforced front extension and lower lip that shield your hand from the hot front sight gas block assembly, plus an integral aluminum heat shield for added protection during sustained fire.
The MOE SL is made of reinforced, heat-resistant polymer, which makes it significantly lighter than aluminum rail handguards while still providing durability and heat resistance.










SKU: 115646777 • Width: 3.1in • Height: 2.5in • Depth: 13.1in • Weight: 0.69oz





Availability: In Stock
The Magpul MOE SL mid-length AR handguard is a lightweight, modular upgrade for AR-15s and M4s running mid-length gas systems with A2 front sights. If you're tired of factory plastic or want to add tactical accessories to your rifle without the weight and cost of aluminum, the MOE SL delivers rugged polymer construction and proven modularity in a design that stays out of your way. It's the kind of no-nonsense handguard that works equally well on a patrol rifle, a hunting build, or a home-defense carbine.
Installation is straightforward — it uses the existing delta ring and round front hand guard retaining cap, so no gunsmithing required. The MOE SL's narrow profile replaces two-piece factory handguards cleanly, and the extended front lip and side rails shield your hand from the hot gas block and front sight assembly during extended shooting. That matters when you're running drills or taking shots in rapid succession.
M-LOK accessory slots at the 2, 6, and 10 o'clock positions give you genuine flexibility. You can attach Magpul's direct-fit M-LOK accessories or use M-LOK-to-Picatinny rail adapters to mount lights, slings, vertical grips, or other gear exactly where you need them. The reinforced, heat-resistant polymer won't warp or fail even after sustained fire, and the integral aluminum heat shield protects both the handguard and your hands. For shooters who want modular capability without the premium price tag or extra ounces, the MOE SL is a smart, proven choice.
| Product Name | MOE SL Mid-Length AR Handguard |
| Brand | Magpul |
| Model Number | MAG551-FDE |
| Color | Flat Dark Earth Polymer |
| Compatibility | AR-15/M4 with mid-length gas system and A2 front sight |
| Accessory Interface | M-LOK |
| Accessory Slot Positions | 2, 6, and 10 o'clock |
| Material | Heat-resistant reinforced polymer with integral aluminum heat shield |
| Installation | Uses existing delta ring and round front hand guard retaining cap |
The MOE SL is designed for AR-15s and M4s with a mid-length gas system and A2 front sight assembly. It installs directly onto existing delta rings and round front hand guard retaining caps, so no special tools or modifications are needed.
Yes. The MOE SL features M-LOK slots at the 2, 6, and 10 o'clock positions. You can attach Magpul's direct-fit M-LOK accessories or use M-LOK-to-Picatinny adapters to mount tactical lights, slings, grips, and other gear.
Yes. The MOE SL has a reinforced front extension and lower lip that shield your hand from the hot front sight gas block assembly, plus an integral aluminum heat shield for added protection during sustained fire.
The MOE SL is made of reinforced, heat-resistant polymer, which makes it significantly lighter than aluminum rail handguards while still providing durability and heat resistance.
SKU: 115646777 • Width: 3.1in • Height: 2.5in • Depth: 13.1in • Weight: 0.69oz









