SR-PDW-K Grey Special version
*Glock SMG Kit for MARUI / CYMA AEP G18 with big battery space. 
*For WE/MARUI/KSC G17 G18 G34 G35 GBB pistol
**If the Umarex licensed Glock, it can fit G17 Gen3/Gen4. Please choose the UM version
 
*This is not included the pistol, the kit only.