✅【Replace part number】: Arie ns/Gra vely 034286, 07315100, 07317700, 07326000, 07327800. ✅【Specifications】: Inner Diameter: 3/8" , Outer Diameter: 4 5/7" , Height: 2 1/8" . ✅【Compatible with】: Ari ens Zoom 2050, Zoom 2250, Zoom 2552XL, Zoom 2560XL, PM34Z, PM144Z, HR1544FXPCE, HR1536FXPCE, HE1748FLPCE, GR1332FXPCE. ✅【Compatible with】: Gra vely Pro 150, PM300, Pro-40, Rapid XZ, PM260H XDZ, PM272H XDZ, Compact-Pro 34, PM34M, PM34Z, PM44M, PM100Z, PM144Z, PM148Z, PM152Z, PM160Z, PM200, PM250Z, PM260Z, PM272Z, GR1544FX. ✅【After-Sales Service】:Professional manufacturing and strict quality control make us confident in our Products, Our replacement parts are built to meet or exceed OEM standards; If you have any quality or installation issues, please contact us at any time. 07327800