3* 21700 Spacer

3* 21700 Spacer

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3* 21700 Spacer

Size Options:

21.2mm - Fits most Samsung, LG, Murata 21700 cells

21.5mm - Fits most Molicel, Lishen and other China manf. cells


Many of the spacers on the market currently are not flame retardant. They are made of cheap plastics which means that a battery fire could potentially spread through the spacers to other cells.

Our spacers are made up of flame retardant plastic. 

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