8″ x 1″ Front Wheelchair Wheel (Each), 5/16″ (8 mm) Bearing, 2-3/8″ (60 mm) Hub Width, Fits Most Medline, Drive, Invacare, E&J, Guardian, Tuffcare, ALCO & Other Manual Wheelchairs Review DanceDiva May 12, 2019 May 12, 2019 No Comments on 8″ x 1″ Front Wheelchair Wheel (Each), 5/16″ (8 mm) Bearing, 2-3/8″ (60 mm) Hub Width, Fits Most Medline, Drive, Invacare, E&J, Guardian, Tuffcare, ALCO & Other Manual Wheelchairs Review 8″ x 1″ Front Caster Wheel, Soft Tread. 5/16″ Bearing,2-3/8″ Hub Width. Fits Most Medline, Drive, Invacare, E&J, Guardian, Tuffcare, ALCO & Other Manual Wheelchairs