This Kirby Morgan Head Cushion Foam Spacer (HCFS) Kit is intended or people with smaller sized heads or people who would like a tighter fit of their helmet(s) and oral nasal mask(s). It is a simple foam spacer that is placed into a standard head cushion. The spacer helps properly position the top and back of the head in the helmet by using a larger foam piece in the lower neck area which helps push the head forward and into the oral nasal mask.
This kit is used with Kirby Morgan head cushion P/Ns: 510-682, 510-754 and 510-521.
Brand Kirby Morgan Video No