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Bosch

GLL 55

Documents

Operator Manual ↓
Official ✓ Verified source Jul 2026

Full specifications

ConnectedNo
Height in4.2 "
IP RatingIP 54
Includes(1) GLL 55 Self-Leveling Cross-Line Laser (1) Magnetic Mounting Bracket (1) Laser Target Plate (3) AA Batteries (1) Hard Carry Case
Laser Beam ColorRed
Laser DiodeClass II 630 – 650 nm
Length in4.4 "
Leveling TypeSelf-Leveling, Up to 4°
MaterialPlastic Composite
Mount Threading1/4-20, 5/8-11
Number of Beams2
Operating Temperature14° F / -10° C ~1 22° F / 50° C
RangeUp to 50-ft.
Weight1.1 lb (0.5 kg)
Width in2.2 "
Works WithTripods, BT160, BT170HD, BT300HD, BT 150, Telescoping Pole System, BP350, Grade Rods, GR 16, GR500, Mounts and Positioning Devices, WM 4, BM 1, BM3, RM 1, RM 2, LB10

Every figure is traced to the manufacturer’s published data. ↗ opens the source.

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