Functional Method Race Wheels 105 beadlock wheels look great on your TRX-4M and provide maximum grip on the tire bead. Beadlock wheels work with standard TRX-4M tires and the optional 9782 Mickey Thompson Baja Pro X off-road tires. Add the optional 9780 brass wheel weights to give your TRX-4M even more stability for tough technical maneuvers. Includes inner and outer rims (2), center barrels (2), and 1.6×10 mm self-tapping screws (12).