RING; INTERNAL DIAMETER: 25 MM; OUTER DIAMETER: 30 MM; THICKNESS: 16 MM DIMENSIONS ACCORDING TO STANDARD: ISO 3086; MATERIAL STANDARD: ASTM A-486
RING; INTERNAL DIAMETER: 25 MM; OUTER DIAMETER: 30 MM; THICKNESS: 16 MM DIMENSIONS ACCORDING TO STANDARD: ISO 3086; MATERIAL STANDARD: ASTM A-486