SPROCKET FOR POWER SAWS COMPATIBLE WITH MODELS: 285 305 330 335 336 2700 2800 3000 3300 3350 3450 3500 .325" 7 TEETH INNER BOWL: 68.2mm Bore diameter: 16mm Total height: 27mm SELF-ALLINING RING: / ROLLER CAGE: 11893 POULAN CODE: 107504X ORIGINAL CODE: AT