Erie Tools Lawn Mower Spindle Assembly AMF 51450 56424 39493 NOMA 779066 307534 Fits 36" 38" 39" 40" & 42" Decks Side Quills Replacement spindle assembly for Dynamark and Lawn Chief mowers 1239. Fits AMF 51450, 56424, 39493, Bolens 1830101, 1830650, Gutbrod 092.41.231 Fits Hako 09-112, 54-323, McCulloch 533 30 75-34, Lawn Chief 015891, 094920 Fits NOMA 307534, 327519, 39493, 50632, 51450, 56424, 779066. Assembly is serviceable.