Check the listing for details. Logan lathe 30 tooth reverse tumbler lever switch Nylon 100% gear US made by FMD. Condition: New. Listed at 18.88 USD. Logan Lathe 30 tooth Nylon gearThis fine Nylon gear has improved design for better durability and performance compare to OEM and superior to other replacements Made out of Nylon - tough and flexible plasticNylon naturally slippery, no lubrication required!Runs quieter and smoother Only Nylons should be used for gears where a slippery surface is desired. All other materials (PLA, ABS, PET, etc.) will grind creating a plastic dust and eventually fail! For details, please review all pictures May fit other 5/8" bore lathes as well. DP: 16 30 tooth gear O.D. : 2.0" Gear face width: 9/16" 0.5625" Center bore: 5/8" (0.625") Do not waste your money on ABS or PLA plastic gear that may strip or even melt! Introductory price - please share installed images and review.