Forend & Handguard PartsB5 SystemsSold by Brownells

B5 Systems

M-Lok Rail Covers - M-Lok Rail Cover Od Green

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Low-profile M-lok

Rail cover designed to fit

Soft, No-slip

Ribbing provides a sure grip

Press-in Fit

For straightforward installation on compatible

Each Rail

Cover fills 3 M-LOK sections

Made From

Heat- and chemical-resistant material

$17.10
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SKU: 430104478

Overview

Designed for shooters who want a cleaner, lower-profile handguard setup, this rail cover adds a soft, ribbed surface that helps improve grip and handling. It is made to fit most machined rails and polymer handguards, with a press-in fit and coverage across three M-LOK sections per piece. The material is described as heat and chemical resistant, making it a practical option for hard-use rifle setups where added traction is preferred. Sold in a pack of four, it offers a straightforward way to outfit multiple sections without adding much bulk.

Why Hunters Choose the B5 Systems

Low-profile Design

Suits most machined rails and

Soft, No-slip

Ribbing adds secure grip

Press-in Fit

Simplifies installation on compatible M-LOK

Each Cover

Fills three M-LOK sections for

Heat- Chemical-resistant

Material adds practical durability

Key Features

  • Low-profile M-LOK rail cover designed to fit most machined rails and polymer handguards.
  • Soft, no-slip material with ribbing provides a sure grip and added traction.
  • Press-in fit for straightforward installation on compatible M-LOK sections.
  • Each rail cover fills 3 M-LOK sections.
  • Made from heat- and chemical-resistant material.
  • Sold in packs of 4; OD green color option.

Best Used For

  • Hunters wanting low-profile handguard coverage on machined rails or polymer handguards
  • Users needing added grip and traction from soft, ribbed rail covers
  • Those looking for press-in M-LOK section coverage in a four-pack
  • Shooters wanting heat- and chemical-resistant rail protection without added bulk

Specifications

Attachment TypePress-In Fit
Chemical ResistanceYes
ColorOD Green
CoverageEach Rail Cover fills 3 M-LOK sections
FitDesigned to fit most machined rails and polymer handguards
Grip FeaturesRibbing
Heat ResistanceYes
Length4.6 in.
MaterialSoft no slip material
Pack Quantity4
ProfileLow-profile
Rail InterfaceM-LOK
Weight0.15 oz.
Width0.62 in.

Pros

  • Low-profile design suits most machined rails and polymer handguards.
  • Soft, no-slip material with ribbing adds secure grip.
  • Press-in fit simplifies installation on compatible M-LOK sections.
  • Each cover fills three M-LOK sections for broader coverage.
  • Heat- and chemical-resistant material adds practical durability.
  • Sold in a four-pack for multiple rail sections.

Considerations & Trade-offs

  • Designed as a press-in fit for M-LOK handguards, so installation is straightforward but limited to compatible rail sections.
  • Each cover fills 3 M-LOK sections, which may require planning the layout if you only want partial coverage.
  • The low-profile design adds grip and heat resistance without much bulk, but it is not a full handguard wrap.
  • Sold in packs of 4, so larger setups may require multiple packs to cover the desired area.

Suggested Comparisons

  • M-LOK rail covers
  • Rail panels and grip covers
  • Handguard accessories
  • Firearm accessory packs

Suggested Accessories

  • Rail storage case
  • Handguard accessory kit
  • Cleaning cloth
  • Protective rail covers

Frequently Asked Questions

What does this rail cover fit?

It is described as a low-profile M-LOK rail cover designed to fit most machined rails and polymer handguards.

How is it installed?

The product uses a press-in fit.

How much rail does each cover take up?

Each rail cover fills 3 M-LOK sections.

What comes in the package?

It is sold in packs of 4.

What are the listed size and weight?

The listed specs are 4.6 in. long, 0.62 in. wide, and 0.15 oz. in weight.