Tripod is made of durable aluminum construction with extendable legs (40-6335 Tripod), Tripod has quick connection for lasers with 5/8" - 11 threads, Tripod adjustment range is 4 ft. to 5 ft. (nominal length), Tripod quick clamp lock offers quick and secure clamping, Grade rod is constructed of heavy duty aluminum with protective anodized finish, Grade rod increments are in feet/tenths on front and feet/inches on back (40-6310 Grade Rod), 40-6350 Includes > Aluminum tripod, 13 ft. grade rod