The GSF is the way to go. These are very well made receivers with all small proprietary part included. You will want to get the glock cut bolt with it for last round hold open. We have barrels available too... check out www.quartercircle10.com
The GSF is the way to go. These are very well made receivers with all small proprietary part included. You will want to get the glock cut bolt with it for last round hold open. We have barrels available too... check out www.quartercircle10.com
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