Spectra Precision LL300N-3 Laser Level, Self Leveling Kit with HL450 Receiver, Clamp, 4.7 Meter Grade Rod / Metric and Tripod , Black - Line Lasers - Amazon.com
Spectra Precision LL300N-CR72 Laser Package with CR700 Receiver, INCHES-Rod and Tripod - Contractors-Tools.com