MK18 Handguard Free Float Quad Rail Two-pieces Design AR15 - Black, Coyote Tan, Desert Tan Color
$120.00
Model
Color
HPA Specialists Since 2022
Description
This Quad Rail handguard is designed for fitting the MK18, .223 rifles, which is applicable to field combat practically.
- Clever top/bottom two-piece design with integral spinal cords/alignment housing for great fit.
- Free-floating barrel design for increased accuracy.
- Accommodates accessories on 4 Picatinny rails; FSP cutout variants provide room for front sight base (top rail only).
- Note: Bottom rail has no cutout; not compatible with FSBs with bayonet lug.
- Colors: Black (anodized), Coyote Tan (darker than FDE), Desert Tan (lighter than FDE). Color tone may vary by batch.
- Guide Type: MK18 Handguard; Type: Quad Rail; Compatibility: M4/M16/AR15 Spec Rifles.
- Top Rail Length FSP before cutout: 7.28".
- Lengths: 9.6", 12.7"; Weights: 17 oz (9.6"), 22.4 oz (12.7").
- Width: 2.24"; Height: 2.29"; ID: 1.2" (narrowest).
- Materials: 6061‑T6 Aluminum; Barrel Nut: 45 Carbon Steel; Barrel nut ID: 1"–1.2".
Package includes: MK18 handguard, Steel barrel nut, Allen wrench & screws, washers (use only if needed).
Tools needed: Flat-tip screwdriver; armorer’s barrel nut wrench or castle nut wrench (not included).
Parts and accessories ship within 7 business days. Custom HPA rifle builds take up to 45 business days (often less). Need it sooner? Contact us to check current stock.
All sales on parts and accessories are final once shipped. Defective or damaged items are covered under the KA Tech Warranty.











