Has 2 slots for fixed-height combs
NSN 5905-01-461-3065
NSN 6150-00-596-9882
NSN 5965-00-408-5501
NSN 6130-00-824-1146
NSN 5960-01-391-8860
NSN 5999-01-217-8812
NSN 5835-01-381-2683
NSN 5920-01-266-4154
NSN 5999-00-473-2706
NSN 5930-00-989-9301
NSN 5950-00-173-0274
NSN 5935-01-099-0573