Bosch Self-Leveling Cross-Line Laser – Green Beam (GCL100-40G). LASER LEVEL: BOSCH MODEL GCL100-40G. 98% – New – An unused item with absolutely no signs of wear. The item may be missing the original packaging, or in the original packaging but not sealed. Additional Details for eCommerce. NEW AND UNUSED BOSCH PROFFESIONAL LASER LEVELER. Cords, Cables, and Attachments. Your Friendly Local Pawn Shop in Silver Spring, MD Hampshire Pawnbrokers has been serving Maryland and the Washington DC metro area since 1995 with fast and friendly pawn services. Jewelry, Electronics, Musical Instruments, Tools, Gaming Systems, Watches, Coins, Scrap Metals.