TNT APS-X Hop Up Retrofit Kit for GHK AK GBBR V3 series (410S+)

Features :
1. One-piece design. Each part of the HOP chamber is made of 6061 aluminum alloy CNC precisely, and the surface is sandblasted & anodized.

2. The precision barrel is fixed with left and right jimi screws, which is stable and does not shake.

3. Using 5*6 positioning HOP nub, the angle of the lever makes the feeding position more precise, which can more reliably fix the BBs, giving full play to the full performance of the HOP rubber.

4. The adjustment ring has a scale design, and the HOP adjustment range is larger, which can correspond to more bbs weights.

5. The body and outer barrel are fixed with screws, which is strong and durable and prevents parts from being lost.

6. This product is applicable to all regular MARUI GBB specifications inner barrel on the market (rubber is not universal).

Product contents:

• CNC hop-up chamber (the surface is sandblasted & anodized red)*1
• Hop-up lever (the surface is sandblasted & anodized silver)*1
• O ring*2
• Adjustment ring*1
• jimi screw*2
• Fixing screws*3
• T-N.T. 5*6mm positioning HOP nub (blue/70 degrees)*1
• T-HOP/ GHK-AK V3/ 60 degree rubber*1 
• 410mm S+