Profax® PXKP653-052C Drive Roll Kit, Size/Rating: 0.045 And 0.052 Inch Cored Wire, For Type/Brand/Model: LN-7 (K521), LN-7GMA (K440-2), LN-742 (K617-1), LN-742H (K617-2), LN-9GMA (K424-1), LN-9F GMA (K436), LN-22, LN-23P (K316L-1) And LN-25 (K428 & K449)