Brother Ultra Sponge Bar for Standard Gauge Knitting Machines Made in the USA Fits standard gauge Brother, Bond, KnitKing, and ComputKnit Knitting Machines High quality, medium density foam sandwhiched between two durable layers of fabric (no metal bar) Lasts 3-5 years with normal, domestic use Dimensions: 43.5 (110 cm) (L) x 3/8 (1 cm) (W) x 1/2 (1.3 cm) (H)