This prelubed Sportsmith walking belt fits certainProForm 680 treadmill model#s. A top feature of Sportsmith belts is the non-directional, finger splice seam. Sportsmith running belt fitsProForm 680 treadmill model#sPFTL090080 ,PFTL090081 ,PFTL960080 ,PFTL960081, andPFTL960082.
