Bosch Self-Leveling Green Cross-Line Lasers - Pro Tool Reviews
Bosch Construction Point Line Laser Level - Save at Tiger Supplies
Amazon.com: Bosch GLL55 50ft Cross Line Laser Level Self-Leveling with VisiMax Technology, L-Bracket Adjustable Mount and Hard Carrying Case, 4.4 x 2.2 x 4.2 inches : Everything Else