Vintage Casta-Ringer applicator for rubber rings, Franklin Labs, used

Description

Vintage Casta-Ringer applicator for rubber rings, Franklin Labs, used
This vintage Casta-Ringer applicator for rubber rings was meant for the castration, docking or dehorning of farm animals, but it could be used to make the application of any rubber rings on anything much easier.
Made by Franklin Labs, Denver Colorado.
Original box and directions. Box is 10 inches long.
Used in good working condition.
Please study the pictures and description before bidding, and ask questions if you are unclear about anything.
Be sure the item is what you want before purchasing, because I DO NOT take returns.
All items are sold as is.
I am not an expert in any field.
I find interesting things in yard and estate sales, and pass them along to you.
I do a little internet research and describe things as best I can, but you probably know more about the item than I do.
You decide the quality and value.
Please let me know if I have incorrectly described or identified the item.
Sold as is, no returns.  Shipped priority mail unless otherwise requested.
Will combine shipping, so check my other sales.  I have many other items.
No international sales.
Payment must be made by PayPal.