Upper

GBLS CNC Light Weight Bolt Carrier Set for Dynamic Action system GBLS DAS GDR 15 M4A1

$375.15

CNC (AL7075 –T6) HOP-UP Chamber DAS GDR 15

$123.89

CNC Air Seal Nozzle for GBLS DAS GDR 15 Bolt Carrier.

$15.25

Full Length Upper Set GBLS DAS GDR 15

$485.00

CQB Upper Set GBLS DAS GDR 15

$485.00