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GBB 370mm Barrel for M4A1 MWS (6.00mm) SP-PROM-123 The piston is optimally designed
GBB 370mm Barrel for M4A1 MWS (6.00mm) SP-PROM-123 The piston is optimally designed
GBB 370mm Barrel for M4A1 MWS (6.00mm) SP-PROM-123 The piston is optimally designed
GBB 370mm Barrel for M4A1 MWS (6.00mm) SP-PROM-123 The piston is optimally designed

GBB 370mm Barrel for M4A1 MWS (6.00mm) SP-PROM-123 The piston is optimally designed

SKU: 35818018008

4.3
EUR54.90 EUR95.90

Pay in 4 interest-free payments of $13.72 Learn more

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 11 - Aug 16

Description

The piston is optimally designed to work with 9mm springs and the Stalker spring guide

visit our Stalker Facebook group here: https://www

Requires much less hop to lift heavy BBs

Simply install the inner barrel with the Hop-Up bucking into the chamber

GBB 370mm Barrel for M4A1 MWS (6.00mm) SP-PROM-123 The piston is optimally designedGBB 370mm Barrel for M4A1 MWS (6. 00mm)

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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