Name: stainless steel pulley, U-groove track wheel.
Material: 201 stainless steel.
Colour: silver.
Surface treatment: polished.
Specifications: size 48x22mm/1.9x0.87inch, groove width 16mm/0.63inch, groove depth 6.5mm/0.26inch.
Applications: for heavy duty sliding doors, inverted tracks, patio doors, rolling shutters, industrial machines, wire rope tracks, garage doors, etc.
Package content: contains 1pc U groove wheel.