20mm steel bolt carrier for Tokyo Marui MWS M4 GBB(2025 spec) 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) $ 329.99 – $ 359.99 NPAS Choose a npasFixed fpsNPAS installedClear 20mm steel bolt carrier for Tokyo Marui MWS M4 GBB(2025 spec) quantity Add to basket Check out with PayPal → SKU: N/A Categories: GBBR upgrades, Upgrades Share000 Description Additional information Additional information Weight 350 g Dimensions 200 × 23 × 30 mm NPAS Fixed fps, NPAS installed $ 389.99 Add to cart Quickview 20mm Tandem CNC steel bolt for Tokyo Marui AKM GBBR(Gen2) GBBR upgrades, 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 $ 5.99 Add to cart Quickview Steel valve lock Upgrades for WA/SCW 1911/infinity magazines $ 5.99 $ 5.99 Add to cart $ 389.99 Add to cart Quickview 19.5mm bolt carrier group for Viper GBBR AR15 GBBR upgrades $ 389.99 $ 389.99 Add to cart