The Rite™ Bobbin is the only functional, adjustable tension fly tying bobbin on the market!

No other bobbin offers the fly tier better thread control at any price. The bobbins are simple to use for any fly tier, from beginner to professional. Each click of the brass tension wheel adds approximately one ounce of tension to the fly tier's thread.

Merco offers four models, varying in size and thread tension capabilities, allowing the most versatility to the fly tier to tie flies from the tiniest to the largest.

Additionally, Merco spares no cost in obtaining the highest quality ceramic tubes that exist. Competing bobbin manufacturers purchase their ceramic tubes from us.

Merco takes extraordinary pride in the quality and workmanship of our bobbins. Your Rite™ Bobbin will become an heirloom.