Double Bell Two Side Rails Loading Conversion Kit for APS ARMY DOUBLE BELL AW WE Tokyo Marui G17 G18C G34 G35 Series GBB Pistols AirsoftDouble Bell Two Side Rails Loading Conversion Kit for APS ARMY BELL AW WE Tokyo Marui G17 G18C G34 G35 Series GBB Pistol. Made out of nylon. Ergonomic design. Designed to fit the forward accessory rail G17 G18C G34 G35 pistols GBB. Mount to the front rail of the frame. Two side rails for mounting accessories such as flashlight or laser. Holds an additional spare magazine inside from the bottom. Suitable for ARMY R17 , Double Bell WE Tokyo Marui G17