Durable and reliable valve plates for compressor valves Manganese material for longlasting performance and dependable operation in compressor valves. Size options to fit common models: 10x47 mm, 11x57 mm, and 11x57 mm / 10x47 mm (10 pieces each). Choose the right size for your needs. Easy, tool installation: for most setups, no additional accessories or tools required. Attach to your compressor valve and you are ready to go. Pack contents: 20 compressor valve plates, providing ample replacements for a single unit or multiple compressors. Key benefits Reliable valve operation thanks to durable manganese construction. Flexibility with multiple size options to ensure compatibility. Quick and straightforward installation without extra parts. Valueready pack size for maintenance or multiunit deployments. Use scenarios: Replacing a worn valve plate during routine maintenance on a home or workshop air compressor. Stocking spare plates in a small that services several compressors with varying valve plate sizes. Onsite servicing of multiple units in a facility, enabling fast swaps to minimize downtime.