AKAI PR-1 PINCH ROLLER TIRE 20494 150, 1721 1722, 4000 series (Hub O.D. 1.25″) O.D. 1.575″I.D. 1.2235″C.S. 0.423Wall 0.17575 PLEASE MEASURE CORRECTLY BEFORE ORDERING. DO NOT ASSUME THIS TIRE WILL FIT. AKAI made two versions of pinch roller 20494. Both versions had the same outside diameter. Both fit the same shaft, but the diameter of the aluminum hubs that the tires were mounted to are different. Brand new, manufactured within the last 3 months. Please be sure this is the item you need before ordering. Ships same or next day depending upon time order is placed.. Performs well. (See Pics). Packed well for safe delivery. Not returnable if damaged or tampered with. Note: USPS delivery is delayed in certain areas. Your package will be scanned at the Post Office when shipped. Once the package is in USPS possession I have no control over delivery time. Thank you for your understanding. Thanks for looking! I appreciate your business! I am usually available for any questions you may have.