Versatile fit for multiple machines This is a singleslot air compressor pulley designed as an aluminum motor wheel. It is suitable for various compressor and pump assemblies requiring a 100 mm diameter component. It is available with inner bores of 19 mm or 24 mm. Long lasting aluminum alloy build Made from strong aluminum alloy, this Atype single groove pulley resists wear in demanding environments. It provides consistent performance and a dependable fit for mechanical setups. Optimised belt engagement Features a 6 mm or 8 mm keyway to match Atype triangular belts. This delivers steady drive transmission with minimal slippage, improving operational efficiency and reducing maintenance interruptions. Accurate dimensions for reliable setup Measures approximately 100 mm in diameter with a 13 mm belt groove. Manufactured to fit securely, it supports smooth integration into different air compressor systems. Use scenarios Replacing a worn pulley on a portable air compressor or pump assembly that requires a 100 mm diameter pulley with a 19 mm or 24 mm inner bore. Upgrading a stationary workshop air compressor that uses Atype triangular belts and requires a 6 mm or 8 mm keyway for secure drive. Installing in systems where reliable belt engagement is important to minimize slippage under moderate load conditions.