uxcell 10pcs Set Screw Collars 2.05mm Bore Shaft Collars, 7mm OD, 5mm Width, Landing Gear Stopper Wheel Collar electronics3 8 colors for your choice（

8 colors for your choice（ Pink / Blue / Red / Black / Orange / Green / Yellow / Silver） S/M 2 size for toddler

connector connecting line via the 3A current

large and extra large sizes

the upgraded parachute will provide you with the perfect solution

uxcell 10pcs Set Screw Collars 2.05mm Bore Shaft Collars, 7mm OD, 5mm Width, Landing Gear Stopper Wheel Collar electronics3 8 colors for your choice（uxcell 10pcs Set Screw Collars 2. 05mm Bore Shaft Collars, 7mm OD, 5mm Width, Landing Gear Stopper Wheel Collar Durable Construction: Made of nickel plated carbon steel, high strength, strong locking force, anti corrosion, and durability. Round bore collars are commonly used as positioners, spacers, stops, and bearing surfaces. Secure Shaft Attachment: Set screw collars are designed with a threaded hole and a set screw that tightens against the shaft,