5pcs Knitting Machine Sponge Bar Strip for KH821 KH831 KH851 KH868 KH860 KH871 KH881 KH891 Features: The sponge bar is suitable for KH821 KH831 KH851 KH868 KH860 KH871 KH881 KH891 knitting machine. Vinyl cloth on top, ready e 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: Item Type: Knitting Machine Sponge Bar Material: Sponge Applicable Models: Suitable for KH821 KH831 KH851 KH868 KH860 KH871 KH881 KH891 KH892 KH893 KH894 KH930 KH940 KH970 CK35 KH260 KH230   Package List: 5 x Knitting Machine Sponge Bar   How 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.