Replacement Speed Dolly Axle telescoping aluminum axle. This axle has a load rating of 2,000 lb. or a combined rating of 4,000 lb. when use as a pair. The axle is 58 ½" long collapsed and is 82 ½" long when fully extended. Our Speed Dolly axle will work with our Speed Dolly, our XD dolly and will also fit our competitors Dollies. Sold individually.