Direct replacement spindle reject gear for the Sony PS-3300 and PS-3700 turntables. Manufactured in-house my Analog Classics from durable thermoplastic. This gear features two cam lobes for quicker actuation of the auto tonearm return. This gear press fits onto the spindle and you may need to use a deep well socket and a small amount of heat to install the gear correctly. White lithium grease can be used to lubricate the gear after installation. If in doubt, please have a repair technician perform the replacement.