EASY INSTALLATION / Lightweight CORROSION RESISTANT aluminum and stainless steel components COMPATIBLE with Sea Eagle's FastTrack and Explorer Series. FastTrack and Explorer models older than 2013 will need to purchase 2 sets of D-Rings. Not compatible with Explorer 300X or V-Bottom Kayaks. For use with Electric motor 34 lbs. thrust max / 15 lbs. max motor weight / 24 inch shaft minimum Sea Eagle Motormount for FastTracks & Explorers: Electric motor 34 lbs. thrust max 15 lbs. max motor weight 24 Inch shaft minimum Easy installation Corrosion resistant aluminum and stainless steel components Lightweight Compatible with FastTrack and Explorer Series (*FastTrack and Explorer models older than 2013 will need two D-Ring handles) Motormount kit for FastTracks and Explorers holds up to a 34 lb thrust electric motor with a max motor weight of 15 lbs. Dimension: 48 Inches x 8 Inches x 4 Inches