Mighton's high-quality sash pulleys.
Solid brass rivetless faceplates.
Galvanized pulley cages and high quality ball-bearing wheels.

For use with cord
Ball bearing wheels for smooth operation
Rivetless faceplate
Solid Brass Faceplate & galvanised pulley cage
Maximum sash weight 176lb (80kg)
Round Face plate measures 1" x 4.56" (25mm x 116mm)
Square Face plate measures 1" x 4.63" (25mm x 118mm)
Wheel diameter is 1.75"(44.5mm)

Priced and sold each.