Stern Defense SD 6in MOD5 MLOK .45ACP Upper Receiver Assembly 8in M-LOK Handguard .578-28 TPI 1-16 Twist Rate Black 015SD8INMD5ML6INBR45ACPKK. The free float M-LOKhandguard from Stern Defense offers excellent ergonomics while remaining lightweight...
Stern Defense SD 6in MOD5 MLOK .45ACP Upper Receiver Assembly 8in M-LOK Handguard .578-28 TPI 1-16 Twist Rate Black 015SD8INMD5ML6INBR45ACPKK. The free float M-LOKhandguard from Stern Defense offers excellent ergonomics while remaining lightweight...