The From the Anvil 75kg Square Ended Sash Pulley Beeswax is for heavy sash windows, 75kg per pair. The overall size is 119mm x 26mm, it is 38mm deep and the wheel diameter is 44mm. Sold individually, they do not come with fixings. Beeswax Pulley The pulley has a beeswax finish - this is the most authentic finish for steel! Once forged, the colours are preserved with pure besswax giving a matt richness and offering protection when fitted internally and properly maintained. This is for internal use only. To restore and give protection to the finish it would be beneficial to use maintenance wax...