6S42MS6 Piston ring, CPR-POP H=11mm, alu-coat MAN B&W.S42MS6.332B-5
6S42MS6 Piston ring, left, H=8 mm, alu-coat MAN B&W.S42MS6.332B-6
6S42MS6 Piston ring, right, H=8 mm, alu-coat MAN B&W.S42MS6.332B-7
6S42MS6 Piston ring, left, H=8 mm, alu-coat MAN B&W.S42MS6.332B-8