Features:⠂High-precision 6061 CNC aluminum.⠂Split-Slide and fixed barrel design, lightweight and agile.⠂TDC wheel design for easy and precise adjustment, highly adaptive to different fields.⠂Detachable Ambidextrous charging handle for easy operation in various situations.⠂Integrated optic plate on the outer barrel provides an absolute co-witness sight picture.⠂An extra optic riser plate is included for more optic choices.⠂11mm muzzle with a 14mm to 11mm adapter and a thread cap for various muzzle devices like tracers. Note: Please take down the set screw before removing the thread adapter⠂Compatible with original Tokyo Marui 5.1 / 4.3 spec middle frame.⠂Elevation Adjustable rear sight allows more precise adjustment.⠂Compatible with Tokyo Marui original iron sights.⠂Included Short Stroke Kit provides a faster and more responsive operating.Package Contents: ⠂CNC Superline 4.3 Outer Barrel *1--- CNC 11mm CW to 14mm CCW thread adapter *1 (M2.5*4 set screw *1)--- CNC Thread protector *1--- CNC Front sight *1 (M2.5*4 screw *1, M2.5*8 set screw *1)--- CNC TDC HOP adjust wheel *1 (Tensioner screw *1, 2.5mm steel ball *1, 3mm spring *1, M3*2 screw *1)--- CNC Cover plate *1--- M3*8 screw *2⠂CNC Superline Riser Plate *1 --- M3*10 spare screws for optics *2⠂CNC Superline 4.3 Recoil spring guide plug *1⠂CNC Superline 4.3 Slide *1⠂CNC Rear sight mount set *1--- CNC Adjustable rear sight *1--- M3*5 elevation adjustment screw *1--- 6.5mm spring *2--- M4*5 screw with nylon washer *1 (use when charging handle is detached)⠂CNC Superlight charging handle *1--- Can be installed left and right interchangeably.--- M4*6 screw *1⠂Non-tilting block *3⠂2mm*60mm optic fiber stick *1⠂CNC Short stroke buffers 5mm buffer *1⠂CNC Short stroke buffers 10mm *1⠂Nylon washer 1mm *3⠂Allen key M1.27x17x47 *1⠂Allen key M1.5x17x47 *1⠂Allen key M2x17x50 *1⠂Allen key M2.5x19x53 *1⠂Manual *1