20mm steel bolt carrier for Tokyo Marui MWS M4 GBB(2025 spec) View basket “Steel valve lock” has been added to your basket. Home>Upgrades>20mm steel bolt carrier for Tokyo Marui MWS M4 GBB(2025 spec) 20mm steel bolt carrier for Tokyo Marui MWS M4 GBB(2025 spec) $ 349.99 $ 329.99 Available on back-order 20mm steel bolt carrier for Tokyo Marui MWS M4 GBB(2025 spec) quantity Add to basket Check out with PayPal → Categories: GBBR upgrades, Upgrades Share000 Description Additional information Additional information Weight 350 g Dimensions 200 × 23 × 30 mm $ 389.99 Add to cart Quickview 19.5mm bolt carrier group for Viper GBBR AR15 GBBR upgrades $ 389.99 $ 389.99 Add to cart Sold out $ 349.99 Out of stock Quickview TM MWS 20mm BCG – 416type GBBR upgrades, Upgrades $ 349.99 $ 349.99 Out of stock $ 24.99 Add to cart Quickview 7075 aero buffer for Tokyo marui MWS GBB M4 GBBR upgrades $ 24.99 $ 24.99 Add to cart $ 129.99 Add to cart Quickview 7075T6 CNC nozzle for TM MWS GBBR(2024) GBBR upgrades, Upgrades $ 129.99 $ 129.99 Add to cart