Features:The sponge bar is suitable for KH821 KH831 KH851 KH868 KH860 KH871 KH881 KH891 knitting machine.Vinyl cloth on top, ready to use at any time.The sponge bar is an essential part of knitting machine.The sponge is made of well selected sponge,more durable.Light weight and useful tool for your knitting machine.Specification:Condition: 100% Brand NewItem Type: Knitting Machine Sponge BarMaterial: SpongeApplicable Models: Suitable for KH821KH831 KH851 KH868 KH860 KH871KH881KH891KH892KH893KH894KH930KH940KH970CK35 KH260 KH230Package List:5 x Knitting Machine Sponge BarHow to Replace the Sponge Bar:With a flat surface with a screwdriver to open two layers of blank arrow head, remove white plastic head, take out the original sponge and clean it, with glue, put the new sponge bar, and restore the plastic head white back to original position and white lever pressure holder.