8"x2" (200x50) Rear Dual Height Adjustable Caster Assembly for Jet 1/1 HD, Jet 2/2 HD, & Jet 7 Power Chairs (FRMASMB2615) Guardian (Sunrise Medical) Trek 4 then this may be the

then this may be the accessory that you need

and it comes with the necessary bolts

it comes with reverse gear

This is the correct Golden Technologies optional part

The 320 watt hub motor and front wheel assembly for the Hover-1 Eagle electric scooter is easy to replace

8"x2" (200x50) Rear Dual Height Adjustable Caster Assembly for Jet 1/1 HD, Jet 2/2 HD, & Jet 7 Power Chairs (FRMASMB2615) Guardian (Sunrise Medical) Trek 4 then this may be theRear caster assembly for Jet 1 1 HD, Jet 2 2 HD, and Jet 7 power chairs. This is a dual height adjustable caster assembly, complete with wheel, fork, and large nut. This is a single caster wheel assembly. NOTE: Only compatible with Serial #s prior to J3927204001M10. Pride Mobility: FRMASMB2615