Poseidon Striker Hop Up Chamber Kit for For UMAREX Glock 17/18 Gen3 Ver. ( w/ Inner Barrel and Hop Up Bucking ) Inner Barrel Length Size (mm):97mm ( G17 ) G&P Marui MWS UBR Stock

G&P Marui MWS UBR Stock Kit (BK) / (DE)

* The PTS Masada AEG Handguards are fully compatible with the new PTS Masada GBBR

FCC Gen3 CNC Hop Up Completed Inner Barrel System PTW 280mm (11" Custom for HK416) Fit for all PTW system

Coating Multi-layer coating for all lens

- Design for replace the original Sear

Poseidon Striker Hop Up Chamber Kit for For UMAREX Glock 17/18 Gen3 Ver. ( w/ Inner Barrel and Hop Up Bucking ) Inner Barrel Length Size (mm):97mm ( G17 ) G&P Marui MWS UBR StockPoseidon Striker Hop Up Chamber Kit for For UMAREX Glock 17 18 Gen3 Ver. ( w Inner Barrel and Hop Up Bucking ) CNC Milled 6061 Aluminum Anodized Aluminum Process For UMAREX Glock 17 18 Gen3 Ver. Kit includes: Poseidon Striker Hop Up Chamber Set Inner Barrel ( Size Opt. ) Poseidon Hop Up Bucking 50