New Cycling Triangle Bag Front Tube Frame Pouch Bicycle Bike Saddle Bag Outdoor Blue Best in class durability. O-Ring sealed motor & drivetrain. Sealed & potted handlebar switch. Sealed contactor. mproved corrosion resistance. 3 stage planetary design. Improved gear ratios. All metal geartrains. Heat treated powdered. Metal gears. Carrier set. Welded carriers & bushings. Stronger synthetic rope than the competition. Updated hawse fairlead: Large bend over radius. Reduces rope fatigue. Extends rope life.