Twin Rubberex Wheels made by 'Faultless'
An excellent caster for pianos in churches and schools.

Faultless dual wheel piano casters are equipped with double ball bearing raceways.

• Wheel Diameter: 2"
• Wheel Face Width: 7/8"
• Wheel Material: Soft Rubber
• Load Capacity ea: 160 lbs. (480 lbs total for Grands or 640 lbs total for Uprights)
• Height Without stem: 2-23/32"
• Stem Dimension: 7/16" Dia x 1-3/8" Long
• Brown oxidized finish

1592A - For Grands - Set of 3 - $69.30

Grands supplied with removable, square CS-1 pressed steel sockets with 4 screw holes and wood ferrules, with lock notch. 

• 1-5/8" Base Width,  with 4 screw holes ( screws not included ) 
• 1-1/8" Center to Center Screw Spacing
• OD Of Stem 1/2"
• Stem Height 1-1/2" 

1592 - For Uprights - Set of 4 - $85.96

Uprights supplied with removable, round CR-1 pressed steel sockets with 4 screw holes and wood ferrules,  without lock notch. 

• 2-1/8" Dia. base with 4 screw holes ( screws not included ) 
• 1-1/2" Stem Height 
• OD Of Stem 1/2" 

All of our wheels are sold with their own sockets. You will be required to replace the entire wheel / socket assembly to ensure a proper fit.
You may be required to modify the existing hole in your piano to accommodate the new casters.
Unfortunately there is no reference manual to tell us what wheels would work in each of the over 12,000 pianos manufactured.