This is a hi capa that I have built. It has a Tknw HopUp Uac bbu We Threaded 4.3 outer Nine ball frame Kjw grip Short strokes Cut and milled 4.3 Guide rod 3.8 plug 4.3 3D printed slide Uac leaf springs 3D printed bbu Maple leaf bucking It will come with 2 HPA tapped tm mags and a case It needs a 4.3 rear sight and nozzle spring