W+W Guide rail lubricator set 16-32mm with MSB, included in delivery: 2x guide rail lubricators 16-32mm, 2x mounting brackets, 2x cartridges with lubricant SL16, 125ml, 2x small parts bags, 2x mounting plates for two magnetic switches (MSB), 1x bottle of lubricant SL16, 50ml, 1x mounting instruction.