Carisma 15875 1.9'' Alloy Beadlock Wheel Set (4): SCA-1EUpgrade your stock sca 1e wheels to full precision CNC alloy units. Easy to build and fine tune with internal stick on wheel weights (not included). they allow the end user to find their perfect weight bias to aid rock crawling. Carisma also add a touch of bling with the contrast between the silver wheel and the outer red bead lock ring. These wheels are designed for use with the stock 1. 9 Rock Ripper tires used on many of the sca 1e models and