Kirby Morgan 525-230 Dry Suit Neck Ring Kit For SL 17K, 27®, KM 37, 37SS, 47, 57, 77, 97 Underwater Grinder the head cushion should be Brass check valves and

Kirby Morgan 525 230 Dry Suit Neck Ring Kit For SL 17K, 27®, KM 37, 37SS, 47, 57, 77, 97 Underwater Grinder the head cushion should be Brass check valves and the head cushion should be snug fitting and help hold the helmet to your head SL27 & 17C 1 510 690 Oral Nasal Mask 1 510 754 Head Cushion Assembly 1 515 033 Communication Set 1 520 042 Tie Wrap 1 525 309 Regulator Rebuild Kit 1 525 311 Side Block Rebuild Kit 1 525 745 Head Cushion Foam Spacer Kit 1 525 755 SL27 Tri Valve Exhaust Kit 1 530 035 Screw 2 530 045 Screw 1 550 061 Spacer 2 550 122 Spring Spacer 1 540 105 Split Ring 2 510 450 O ring 1 560 078 Stepped Ring 1 530 024 Screw 26 530 022 Screw 6 530 220 Screw 2 540 115 Strap Plate 1 505 142 Pull Strap Assembly 1 PART # DESCRIPTION QTY