Q. What handguards/rails can I use with this system?
A. This is the list of handguards we currently know will work with our system without any modifications, this list will be updated as more handguards are discovered to work with our system:
Our Samson Manufacturing free-floating or drop-in rails listed on our website
Daniel Defense Omega Rails
Daniel Defense Lite Rails
Daniel Defense 9.5 FSP Lite
Arms #50 Bi-Level S.I.R. System
Troy Industries MRF-DI
The modified M4 style handguards provided with our standard system
To see many of these rails with our system view our Photo Gallery.
Q. Can I modify a set of handguards/rails to work with this system?
A. Most handguards/rails on the market can be modified to fit. For a diagram of the proper way to modify these rails click here.
Q. Which handguard/rails will not work with this system?
A. Any tubular free-floating handguard or any handguard that covers and extends over the gas block will not work with our system. Others that have been found to not work are:
GG&G free-floating rails
Daniel Defense FSP (Except the 9.5 FSP Lite)
Knights Armament RAS MRE Model A (Long)
LaRue Tactical 11” Handguards SBRS (Gooseneck) LT15-11
MI Two Piece Forearm Extended Carbine Length
Samson Star CX EBR
Samson Star EX
Samson Star M EX EBR
Samson Star M EX
Troy Industries 10” MRF-MX
Troy Industries 12” MRF-CX
Troy Industries 13.8” MRF-RX
Troy Industries TRX