3mm Nylon breakaway screw. Direct fit replacement part for ProBoat Zelos 36, ProBoat Voracity, ProBoat Veles & ProBoat UL-19 Includes (5) 3mm x 20mm long hex head screws (5) 3mm nuts This is a good replacement for some of the 3mm breakaway screws used in the rudder systems. For example, the tfl-502b20-2, ProBoat Zelos 36 & ProBoat UL-19
