One- piece designed bolt carrier. 2. Improved durable and strong steel material. 3. Enhanced heavier recoil force feeling. 4. Simulated and realistic 2 section wire rod type recoil spring assembly design. 5. Long stainless steel gas piston with length just like real AK’s part. 6. Complete easy and fast Drop-in installation. 7.

RA-Tech CNC Machined Steel Bolt Carrier for GHK M4 / M16 Airsoft GBB Rifles $99.00

ghk m4 gbb氣動槍專用，原廠零件。 V2鋼製CNC槍機外殼+原廠推彈嘴總成(含拉簧)+定位片。 可選配安裝飛機(選配一種，非可調)。

For GHK M4 V3 GBB series. (Original Parts) Compatible with GHK M4 V2 GBB series. (For Upgrade) Required to DIY ability. ->Steel bolt carrier. ->New nozzle with cylinder capacity increased by 20%. ->Optimized BBs feeding stop point to improve ballistics. ->Correction plane at the rear end of the bolt carrier.

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The GHK high-speed high-cycle bolt and spring set is designed to be a drop-in upgrade set that supercharges your GHK M4 GBBR. The bolt carrier group is ultra-lightweight and the spring strength is perfectly in tune to ensure a rapid cycling response with every pull of the trigger! Compatibility: Includes:

The Hephaestus CNC steel bolt is a high quality, heavyweight bolt that can be directly swapped with the stock bolt found in GHK AK GBBRs. The bolt works with standard GHK parts and offers an incredibly strong recoil impulse. Compatibility: Includes:

Short Bolt Design for M1913 Folding Stock. Increase Bolt Cycling Speed. For GHK M4 GBBR Series Only

Spare parts for GHK M4 V3 GBBR- Bolt stopper, plastic made.- Only fit GHK M4-17-V3 V3 bolt carrier..

Direct drop-in kit for GHK M4 rifles; Compatible with OEM nozzle, nozzle guide, and nozzle retainer, and retaining pin (not included) Easy to install, directions provided; Manufacturer: GHK. Specifications: Weight: 255g Compatibility: For GHK M4/M16 V2 series Airsoft GBB rifles Material: Steel Package Includes: GHK M4 V2 bolt carrier, V2 ...