XtremepowerUS Portable Bubble Wheel Balancer Bullseye Level Bullseye Level Makes It Easy To Balance Wheels Quickly Rust-resistant Enamel Finish On Base Machined Aluminum Head Accepts Heads From 1- " to 4" Diameter Overall Dimensions: 22-5/8" H X 11-7/8" Diameter Easy to use self leveling and no need for leveling legs. Self aligning, spring load cone.