... 1 Aluminum housing 2 PC cover: transparent, frosted, striped 3 Two end caps 4 OD: 15mm OEM LED tube shell ... 3. Equipments: CNC machines, bending machine, Automatic spark machine, line cutting machine, shearing machine, machine lathe, punching machine, argon-arc welding machine, butt-welding machine, squeeze riveter machine, nail inserting machine. ... LED shell with aluminum housing and PC cover (LP5-3)