Protects mono loops from wear if there is contact with a metal component. Useful for lighter mono that is to small for a thimble.
What size do I need?
Monofilament lines to 1.5mm diameter (Momoi 150lbs) size E
Monofilament lines to 1.7mm diameter (Momoi 250lbs) size F
Monofilament lines to 2.0mm diameter (Momoi 300lbs) size G
Monofilament lines to 2.3mm diameter (Momoi 400lbs) size H
AFW size E - internal diameter 1.5mm
AFW size F - internal diameter 1.7mm
AFW size G - internal diameter 2.0mm
AFW size H - internal diameter 2.3mm