ITEM NAME:25Pcs Battery Spacer 18650 Radiating Shell EV Pack Plastic Holder Bracket 1 K3R6 25Pcs Battery Spacer 18650 Radiating Shell EV Pack Plastic Holder Bracket 1 K3R6 Impact resistance, heat resistance, low temperature resistance, chemical resistance and good electrical properties, product size stability, can be any combination. Material:plastic Color:Black Size:42 x 21 x 8mm(LxWxH) Diameter:18.5mm Package include: 25 x Double Brackets Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Impact resistance, heat resistance, low temperature resistance. chemical resistance and good electrical properties, product size. stability, can be any combination. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.