Upper

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

$375.15
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CQB Upper Set GBLS DAS GDR 15

$485.00

SUS Air Seal Nozzle (2019 Ver) for GBLS DAS GDR 15 Bolt Carrier.

$15.25

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

$123.89

Full Length Upper Set GBLS DAS GDR 15

$485.00

GBLS Air Seal Chamber Packing / AEG Hop Up Bucking (Hard Type)

$15.00