This is a new High Quality Replacement Hydraulic Shift Lever Knob Custom Machined out of SOLID Stainless Steel to replace Oliver part 102307A.  The knobs are made from 303 stainless steel and mirror polished by hand.  This will add a nice highly polished detail to your tractor.  The overall dimensions of this Hydraulic Lever Knob is 1 1/4" Diameter, 1 1/4" high with a 0.325" inside diameter (3/8" NF - 24 inside thread– PLEASE VERIFY THE THREADS BEFORE YOU PURCHASE).   This knob will fit most of the following tractors: 

Oliver - 1550, 1555, 1600, 1650, 1655, 1750, 1800, 1850, 1900, 1950T, 2050, 950, 990, 995 (Used as a: throttle knob, 4 wheel drive transfer knob, hydra power knob, creeper drive knob, hydraulic lever knob and as an over/under hydraul-shift knob on tractors), 660 (Used as a: throttle knob, 4 wheel drive transfer knob, hydra power knob, creeper drive knob, hydraulic lever knob and as an over/under hydraul-shift knob on tractors SN: 70001 & up), 770 (Used as a: throttle knob, 4 wheel drive transfer knob, hydra power knob, creeper drive knob, hydraulic lever knob and as an over/under hydraul-shift knob on tractors SN: 66271 & up), 880 (Used as a: throttle knob, 4 wheel drive transfer knob, hydra power knob, creeper drive knob, hydraulic lever knob and as an over/under hydraul-shift knob on tractors SN:66271 & up) 

White - 2-70, 2150 (Used as a: throttle knob, 4-wheel drive transfer knob, hydra power knob, creeper drive knob, hydraulic lever knob and as an over/under hydraul-shift knob on tractors).

Please look at the photos to see what you are buying