3.00-4 (10"x3", 260X85) Foam-Filled Mobility Tire with C248 Powertrax Tread Bead Width:3.15 in. The ubiquitous U1 is currently

The ubiquitous U1 is currently the most common size of power chair and mobility scooter batteries

Note: This battery uses reverse (positive on right) polarity

or with the 15 Ah upgrade

our 48cc 2-stroke bicycle engine is the way to go

and an integral part of the chairs' operating electronics

3.00-4 (10"x3", 260X85) Foam-Filled Mobility Tire with C248 Powertrax Tread Bead Width:3.15 in. The ubiquitous U1 is currently3. 00 4 (10"x3", 260X85 foam filled solid flat free tire with Powertrax knobby tread pattern from Primo fits many mobility scooters and power chairs. Non marking gray rubber. Monster Scooter Parts proudly offers a Standard and Heavy Duty options for the 2. 75 bead width, and the 3. 15 in bead width for the Standard as well. The Standard version is rated for riders up to 250 pounds. Our Heavy Duty version is rated for riders up to 450 pounds. The Bead