Ron Torsch Farm Equipment P7221 Compact Lawn Tractor Cat 0 Hydraulic Three Point Lift Arm Link Pin This listing is for 1: Category 0 lower link pin for small tractors or lawn tractors. 7/8" pin diameter, 1-3/4" usable length, 4-1/2" overall length, 5/8" thread diameter, adjustable jam nut. We have these in stock and ready to ship. Please look in our store to find other items you might need and save on shipping costs. We can combine shipping charges for most items we sell. Used parts are sold as is unless specified otherwise. All of our items are also available for local pickup at our place of business, 2452 King Settlement Rd, Alpena, MI 49707.