Product size: The product is 4.7cm long, 4.7cm wide, and 1cm thick. Manual measurements, please allow slight errors. Replacing OEM numbers : 900952001, which is a direct replacement for the old or broken one. Compatibility: The product is Compatible with Ryobi PBC3020 PBC3046YB PBC3046YE PBV30 PLT2543 PLT2543Y. Product material: The product is specially designed and made of sponge material, which has a long service life and is not easy to damage. Easy to install: Direct replacement without adjustment, perfect compatibility and high reliability., Manufacturer: The Lord of the Tools