Spartan S3 Upper Receiver for AR-10, available in .50 BMG, .416 Barrett and .338 Lapua Spartan 50 BMG Upper Receiver for AR 15, available in .50 BMG, .416 Barrett and .338 Lapua Tactilite T1 .50 BMG Upper Receiver for AR-15s
Spartan S1
Price: $1,598.00
Tactilite T1
Price: $1,998.00
Tactilite T2 .50 BMG Upper Receiver for AR15
Tactilite T2
Price: $2,498.00