*PLUMBERSSTOCK EXPERT* responded:
Hello there! Thank you for your interest in the Ridgid 56787 C-2IC Replacement Cleaning Cable. Yes, it will fit. The Ridgid 56787 is an accessory for the K-45AF Sink Machine. Please check this Catalog for more information. To purchase the Ridgid 56787 Cleaning Cable, simply click on "Add to Cart" and fill out the required fields to start the ordering process. Have a great day!