UTG Pro M-LOK AR15 Super Slim Free Float Handguard, 381 mm

• Free-float AR15 design: By isolating the handguard from barrel contact, the free-float layout helps preserve barrel harmonics and supports more consistent accuracy when using slings, bipods, or mounted accessories.
• Super slim M-LOK profile: The narrow octagonal shape keeps the rifle easier to grip and control, while the extensive M-LOK interface gives ample room for lights, grips, sling points, and other mission-specific accessories.
• Continuous top Picatinny rail: A full-length top rail that sits flush with a flat-top upper receiver makes it easier to position optics, backup sights, and night-vision accessories exactly where they balance best.
• Anti-rotation construction: Integral anti-rotation tabs help keep the handguard aligned with the upper receiver under hard use, which matters when aiming devices and accessories must stay in position.
• U.S.-made aluminum build: The aluminum construction keeps weight reasonable for a 15-inch handguard while providing the rigidity needed for hard field use on AR15 rifles.

About the UTG Accessories Series

UTG Accessories covers a broad range of shooting-sport equipment built around practical rifle setup and field use. As part of the UTG catalog from Leapers, the series includes both firearm components and optics-related accessories, from small scope add-ons to more substantial mounting and rifle-interface parts. Within that wider range, the UTG PRO handguard family focuses on U.S.-made designs intended for shooters who want modern attachment standards, straightforward installation, and durable construction without unnecessary bulk.

The series is aimed at users building or updating rifles for hunting, range use, and general tactical applications. A recurring theme across the line is modularity: M-LOK-compatible layouts, rail sections, and accessory mounting options let the rifle be configured for lights, slings, grips, and aiming support equipment. The design philosophy is practical rather than decorative, with attention paid to slim handling, secure fit, and compatibility with common rifle platforms. In the handguard segment, that means profiles that are comfortable in the hand, rail space where it is useful, and mechanical features that support reliable alignment during regular use.

About the UTG Pro M-LOK AR15 Super Slim Free Float Handguard, 381 mm

The UTG Pro M-LOK AR15 Super Slim Free Float Handguard, 381 mm is built for shooters who want the reach and accessory space of a long handguard without making the rifle feel overly bulky. Its 381 mm / 15-inch class format gives ample room for an extended support-hand position, modern shooting stances, and forward mounting of lights, lasers, or sling hardware. Because it is a free-float handguard, it avoids contact that can influence barrel behavior, which is especially useful when the rifle is shot from supported positions or with tension on the sling.

The handguard uses a super slim octagonal profile that improves control and comfort compared with larger quad-rail designs. The M-LOK layout allows accessories to be mounted only where needed, helping keep unnecessary weight and bulk off the rifle. A continuous top Picatinny rail aligns with a standard flat-top AR15 upper receiver, making it easier to bridge sighting equipment or place iron sights and optics with proper spacing. Integral anti-rotation tabs add security by helping the handguard stay correctly indexed with the receiver during hard handling.

Its aluminium construction balances rigidity and manageable weight, with the listed weight of 363.00 g remaining reasonable for a long free-float design. Made in the USA and intended for rifles, this UTG PRO handguard suits AR15 builds that need a modern, slim forend for practical shooting, accessory mounting, and stable handling.

About UTG

UTG is a brand of Leapers, Inc., a Michigan company founded in 1992 and headquartered in Livonia, Michigan, United States. Leapers develops optics and accessories for hunting and shooting sports, and its catalog covers products such as riflescopes, scope rings, mounts, and bipods. The company began with a compact 4×28 scope as its first product, and over time expanded into a broader range of rifle and optics-support equipment.

For this category, one of the most relevant milestones was the introduction of the UTG PRO line in 2009, which marked Leapers' move into U.S.-made products for shooters seeking domestic manufacturing in key accessory lines. The company later expanded its optics development further, including the launch of the INTEGRIX premium optics brand in 2022 and the establishment of a UTG optics research and manufacturing center in Taiwan in 2018. That background helps explain UTG's emphasis on practical design, compatibility, and accessory-focused rifle components.

Main Features

• Manufacturer: UTG
• Series: UTG Accessories
• Made in: USA
• Compatible with: Rifles
• Material: Aluminium
• Weight: 363.00 g
• Length: 389.00 mm
• Height: 50.00 mm

Warranty

10 years. This UTG handguard is covered by a 10-year warranty, providing long-term support for a rifle component designed for regular field and range use.

In the Box

• 8-slot Picatinny rail section
• QD sling swivel adaptor
• Barrel nut wrench
• Installation tools and accessories
• Instructions