Thule One Key System 4 pack towbar bike racks Case Type L2 AGM Voltage Maximum space efficiency across Case Type L2 AGM Voltage 12V Capacity at 20 hour Rate (Ah) 60 Cold Cranking Performance (Amps) EN1 680 Mean Weight with Acid (kg) 16 2 kg Fits round frame dimensions 22 80 mm Fits maximum oval frame dimensions 80x100 mm Thru axle compatible ✓ Carbon frame compatible ✓ Adapter s required: Thule Carbon Frame Protector Fits roof racks with 20x20 mm T tracks ✓ Fits roof racks with 24x30 mm T tracks ✓ Adapter s required: Thule T track Adapter 889 1 Fits Thule WingBar Evo ✓ Fits Thule WingBar ✓ Fits Thule ProBar ✓ Fits Thule SquareBar ✓ Adapter s required: Thule ProRide SquareBar Adapter Fits Thule SlideBar ✓ One Key System compatible ✓ Model number 598002 all using the same key Replace the locks in your Thule product in a few easy steps