The bobbin of bobbins. You could thread this bobbin without even looking and can also adjust the thread tension to your liking. Thread spool replacement is effortless. The MP Bobbin incorporates a wir
Marc Petitjean TT Bobbin Holder - Troutlore Fly Tying Shop
Bobinatore Marc Petitjean MP TT Bobbin
MP-TT Bobbin
Petitjean Swiss Bobbin Knotter II - Ed's Fly Shop
Petitjean
Tools
Petitjean TT Bobbin holder
Bobbin Holder's Fly Fishing Forum
Petitjean - Fly Tying Boutique