Knitting Machine Adapter Professional Replaceable Crochet Machine Adapter for Sentro 48 40 22 and for Jamit Knitting Machine 1WIDELY APPLICABLE: The knitting machine adapter is perfect for 48 needle, 40 needle, 22 needle knitting machine and any cloning machine. Perfect for beginners, knitters to knit their own fashionable hand crafted jewelry DIY. 2PRACTICAL AND CONVENIENT: Crochet machine adapter fits the crank of your for Sentro knitting machine, helps you knit your own cool fashion accessories easily and quickly, practical and convenient. 3EASY TO USE: Knitting machine adapter fits snugly on the crank of your knitting machine, easy to place and remove, allowing you to use your knitting machine manually or with electricity immediately. 4PERFECT TOOL: Designed to run at medium speeds (up to 200 rpm) as these knitting machines are designed to be operated manually, avoiding damage to your machine and adapter from higher speed rotations. 5IDEAL GIFT: Knitting machine adapter is labor saving and safe, freeing up your hands, suitable for hand knitting enthusiasts, can be an ideal present for Christmas, Valentine's Day, Mother's Day, Teacher's Day.