What material is the Upper Receiver, Lower Receiver, and Handguard made from?
What material is the Upper Receiver, Lower Receiver, and Handguard made from?
MK1 MOD 1-M, MK1 MOD 2-M and MK2 MOD 1-M Upper Receivers and Lower Receivers are machined 7075 Al, and Handguards are extruded 6065 AI.
MK1 PRO Upper Receivers are extruded 6061 AI.
PCC Upper receivers are extruded 6061 Al and PCC lower receivers are billet 6061 Al.
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