Part type Replacement wheel bolts | Part type Replacement star knobs | Part type Replacement clamping star knobs | Part type Replacement wheel pair with mounting bolts | Part type Non-marking indoor wheel set | Part type Height-adjustable replacement uprights |
Kit contents Set of four bolts | Kit contents Set of four knobs | Kit contents Set of four knobs | Kit contents 2 wheels plus bolts | Kit contents 4 wheels plus bolts | Kit contents Sold as a pair or single; weld nuts and knobs included |
Wheel diameter — | Wheel diameter — | Wheel diameter — | Wheel diameter 10 in. | Wheel diameter 10 in. | Wheel diameter — |
Wheel style & tread — | Wheel style & tread — | Wheel style & tread — | Wheel style & tread Spoked wheels | Wheel style & tread Spoked; Santoprene rubberized no-scratch tread | Wheel style & tread — |
Bolt specification 4 1/4 in. long, 5/8 in. thread diameter | Bolt specification — | Bolt specification — | Bolt specification 4 1/4 in. long, 5/8 in. thread diameter | Bolt specification Bolts included with pair of wheels | Bolt specification — |
Knob type & size — | Knob type & size 3/8 in.-16 star knob | Knob type & size 1/2 in. 4-arm phenolic clamping knob, ergonomic grip | Knob type & size — | Knob type & size — | Knob type & size 1/2 in. knobs with 1/2 in. weld nuts included |
Height adjustment positions — | Height adjustment positions — | Height adjustment positions — | Height adjustment positions — | Height adjustment positions — | Height adjustment positions Four holes at 16", 24 1/2", 38", 61 1/2" |
Dimensions & build features — | Dimensions & build features — | Dimensions & build features — | Dimensions & build features — | Dimensions & build features — | Dimensions & build features 63 in. tall, 2 in. square tube, top caps, weep holes |
Fits which units Any unit within the last two years | Fits which units Any unit within the last two years | Fits which units Fits most older green models | Fits which units Any unit ever made | Fits which units — | Fits which units Past units with square metal tubing; not round piping |
Fit check & use notes First-gen incl. inflatable tires: only if bolts not welded | Fit check & use notes Measure weld nut to confirm 3/8 in. vs 1/2 in. | Fit check & use notes For controlling, positioning and tightening | Fit check & use notes First-gen: usable if base-frame bolts are not welded | Fit check & use notes Gyms, sports courts and other indoor applications | Fit check & use notes Weep holes drain water from the tube bottom |
Best for Anyone replacing lost or worn 5/8 in. wheel bolts on a recent unit. | Best for Owners of units from the last two years replacing 3/8 in.-16 knobs. | Best for Owners of older green models needing fresh 1/2 in. clamping knobs. | Best for Owners restoring outdoor mobility on any generation of unit with unwelded base bolts. | Best for Gyms and sport courts that need four no-scratch wheels for indoor floors. | Best for Programs replacing bent uprights and wanting four preset training heights. |
| $11.99 | $19.99 | $19.99 | $39.99 | $149.99 | $125.99 |
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