Many of the spacers on the market are not flame retardant. They are made of cheap plastics. We were able to set many of them on fire – which means that a battery fire could potentially spread through the spacers to other cells.

Our spacers are made up of flame retardant plastic. 

  • Spacer for 1*21700 cell

Out of stock

SKU: 21700SPACER1-1 Category: