Custom 18650 Lithium Battery Cell Spacer Plastic Holder Bracket for DIY Battery Pack.
1. Model: 18650 battery spacer.
2. Material: ABS/PC (Remarkable Flame Retardant Plastic).
3. Dimension: 20 x 20 x 10 mm (LxWxH) (without lock slots).
4. Combined them into many different sizes and shapes of the battery pack.
5. Application: Design for Radiating Complex Battery Packs. Safe and Stable, Perfect Build for eBike!