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Mentium USA, located in the suburb of Houston in Texas, is a sport product company dedicated to quality. Mentium offers variety of top quality rifle quad rail / handguard, mounting system, grip, scope, and optics products. We are confident to compare our products with the one sold at double or even triple the price.

Selling outside of Amazon, Ebay and other market place allow us to pass on the saving of selling fee to our customers, i.e, selling at unbeatable price.


Featured Collections


Featured Products

15" Slim Keymod Free Float Handguard,with Steel Nut
15" Shark Series - Ultra Light Slim Keymod Free Float Handguard
15" Shark Series - Ultra Light M-Lok Free Float Handguard
15" Slim M-Lok Free Float Handguard for High Profile .308 Rifle
15" Phantom Series Keymod Free Float Handguard,with Steel Nut
15" Cerakote Elite Flat Dark Earth Coating - Slim Keymod Free Float Handguard - Steel Nut
15" Slim Keymod Free Float Handguard for High Profile MK .308 Rifle
10" Cerakote Coating Flat Dark Earth - Phantom Keymod Free Float Handguard - Steel Nut
Mentium 15" Keymod Free Float Handguard for Low Profile .308 Rifle
Sold Out Mil Spec Flip Up 45 degree Iron Rear/Front Sight Mount Set FR04
Steel Low Profile 0.75" Gas Block-Phantom
Mil Spec Flip Up Iron Rear/Front Sight Mount Set FR06
15" Slim M-Lok Free Float Handguard for MM 223 Rifle
Mil Spec Flip Up Iron Rear/Front Sight Mount Set FR19
12" Cerakote Flat Dark Earth Coating - Slim Keymod Free Float Handguard - Steel Nut
Mil Spec 45 degree Iron Rear/Front Sight Mount Set RT2
12" Keymod Free Float Handguard for Low Profile .308 Rifle
12" Shark Series - Ultra Light Slim M-Lok Free Float Handguard
AR15 M4 Cantilever 1" (25.4mm) Offset Scope Ring
Sale 15" Cerakote Flat Dark Earth Coating - Ultra Light Slim M-Lok Shark Series Free Float Handguard
AR15 M4 30mm / 1"  Quick Release Scope Mount QD68
360 Degree Swivel Quick Release Tactical Bipod V8
AR15 M4 30mm / 1"  Cantilever Scope Mount with Level Bubble DM61
Angled Forward Foregrip - Flat Dark Earth