Audio Technica AT LH18H 18 Gram Universal 1 2" Mount Headshell Headphones Cordless TOUGH and durable impact SWA 9200S ZA TOUGH and durable impact dependable power is always within reach The at lh18h is a 18 gram universal ½" mount head shell optimized to accommodate 4 pin turntable cartridges with threaded bodies such as the at oc9x Series and VM95 Series cartridges This aluminum head shell with hard anodized finish reduces unwanted vibration and comes equipped with OFC (oxygen free copper) lead wires It also features an adjustable cylinder that enables precise azimuth and overhang settings Includes cartridge installation screws plastic washers and a hexagonal wrench The cartridge is also available in 13 gram (at lh13h) and 15 gram (at lh15h) models for optimal compatibility with your cartridge tonearm requirements