Yes, it should fit.
Yes, I just installed on mine and it fits perfectly
The Magpul Industries MOE Carbine Length AR-15/M4 M-LOK Handguard will not block to QD mount on the front sight gas block of that rifle.
Yes, the Magpul Industries MOE Carbine Length AR-15/M4 M-LOK Handguard is a 2-piece handguard that will fit carbine length AR15 platform rifles that use a delta ring and handguard cap with a fixed front sight or railed gas block.
The Magpul Industries MOE Carbine Length AR-15/M4 M-LOK Handguard will fit your Norinco CQ AR15 as long as it uses a carbine length gas system with a delta ring and handguard cap.
The Magpul Industries MOE Carbine Length AR-15/M4 M-LOK Handguard is 7.1" long. It could work with an 11" carbine if it uses a A2 front sight gas block with delta ring and round or triangular front hand guard retaining caps.
The carbine length does indeed fit the bushmaster XM15 E2S. I just installed it and it is perfect.
This replaces the entire handguard. No this will not fit the Sig Tread m400.
Yes, it will replace standard M4 Carbine-type plastic hand guards.
It has M-LOK slots at the two, six, and ten o'clock positions for mounting MIL-STD-1913 Picatinny rails or other direct-attach M-LOK accessories.