5pcs U-shaped aluminum groove profile,Bezel grooved aluminum,guide Card slot Glass fixed inner groove,CNC machining cutting
https://www.vogueparade.com/shopping/EN/100007188/1/1005002271199112/5pcs-u-shaped-aluminum-groove-profilebezel-grooved-aluminumguide-card-slot-glass-fixed-inner-groovecnc-machining-cutting//