For sale is a NEW, Hyster Hydraulic Cylinder Sleeve for Single Ram, Single Acting Cylinder. 351371. Sleeve Diameter: 2.1" Small Eye Diameter: 0.6" Large Eye Diameter: 0.7" Large Thread: 1 1/2 NPT Small Threads: 1/2 NPT Length: 46" All numbers are approximate. The item appears to be new, but I am not totally sure.