A comprehensive product kit shot of the Bosch GLL100GX-RT green beam laser level including the cross-line laser unit, BM3 positioning device, green laser target plate, heavy-duty carrying pouch, and three AA batteries.
An infographic of the Bosch GLL100GX-RT highlighting technical features: 4X brighter green beams, VisiMax technology for diode reliability, a long vertical laser line for wall placement, jobsite-durable IP54 housing, and a smart pendulum self-leveling system.
A studio shot of the Bosch professional GLL 100 G laser level projecting bright green horizontal and vertical cross-lines, demonstrating the high-visibility alignment guides for construction and layout projects.
A side profile view of the Bosch GLL 100 G green beam laser level showing the compact design, ergonomic sliding power switch, and professional branding on the durable housing.
An angled perspective view of the Bosch GLL100GX-RT green laser level highlighting the specialized laser output windows and the rugged, over-molded construction designed for jobsite protection.
A front-facing view of the Bosch green cross-line laser showing the vertical and horizontal aperture windows used to project high-visibility 100-foot green laser beams.
A close-up view of the top keypad on the Bosch GLL100GX-RT laser level featuring a battery life indicator, pendulum lock status light, and intuitive buttons for toggling between vertical and horizontal beam modes.
Three instructional diagrams showing the Bosch laser level on a tripod projecting a horizontal laser line, a vertical laser line, and combined horizontal and vertical cross-lines in a room layout setting.
A comprehensive product kit shot of the Bosch GLL100GX-RT green beam laser level including the cross-line laser unit, BM3 positioning device, green laser target plate, heavy-duty carrying pouch, and three AA batteries.
An action shot of the Bosch green beam laser mounted on a tripod at a steep angle, projecting a diagonal line for a professional installer to align a handrail along a concrete staircase.
A professional contractor using the Bosch GLL100GX-RT laser level on a commercial jobsite to mark a precise vertical line on a wall pillar for metal stud framing and alignment.
A close-up view of a user's thumb pressing the power and mode selection button on the top keypad of the Bosch GLL100GX-RT green beam laser level.
An action shot of a professional installer using the Bosch green beam laser mounted on a tripod to perfectly align a wooden kitchen cabinet against a wall during installation.
A professional contractor on a commercial construction site using the Bosch GLL100GX-RT laser to project a green floor line for precise metal track layout and framing.
A wide construction site view showing a worker on a scissor lift using the Bosch green beam laser level to align overhead piping and electrical conduits along a concrete ceiling.
A comprehensive product kit shot of the Bosch GLL100GX-RT green beam laser level including the cross-line laser unit, BM3 positioning device, green laser target plate, heavy-duty carrying pouch, and three AA batteries.
An infographic of the Bosch GLL100GX-RT highlighting technical features: 4X brighter green beams, VisiMax technology for diode reliability, a long vertical laser line for wall placement, jobsite-durable IP54 housing, and a smart pendulum self-leveling system.
A studio shot of the Bosch professional GLL 100 G laser level projecting bright green horizontal and vertical cross-lines, demonstrating the high-visibility alignment guides for construction and layout projects.
A side profile view of the Bosch GLL 100 G green beam laser level showing the compact design, ergonomic sliding power switch, and professional branding on the durable housing.
An angled perspective view of the Bosch GLL100GX-RT green laser level highlighting the specialized laser output windows and the rugged, over-molded construction designed for jobsite protection.
A front-facing view of the Bosch green cross-line laser showing the vertical and horizontal aperture windows used to project high-visibility 100-foot green laser beams.
A close-up view of the top keypad on the Bosch GLL100GX-RT laser level featuring a battery life indicator, pendulum lock status light, and intuitive buttons for toggling between vertical and horizontal beam modes.
Three instructional diagrams showing the Bosch laser level on a tripod projecting a horizontal laser line, a vertical laser line, and combined horizontal and vertical cross-lines in a room layout setting.
A comprehensive product kit shot of the Bosch GLL100GX-RT green beam laser level including the cross-line laser unit, BM3 positioning device, green laser target plate, heavy-duty carrying pouch, and three AA batteries.
An action shot of the Bosch green beam laser mounted on a tripod at a steep angle, projecting a diagonal line for a professional installer to align a handrail along a concrete staircase.
A professional contractor using the Bosch GLL100GX-RT laser level on a commercial jobsite to mark a precise vertical line on a wall pillar for metal stud framing and alignment.
A close-up view of a user's thumb pressing the power and mode selection button on the top keypad of the Bosch GLL100GX-RT green beam laser level.
An action shot of a professional installer using the Bosch green beam laser mounted on a tripod to perfectly align a wooden kitchen cabinet against a wall during installation.
A professional contractor on a commercial construction site using the Bosch GLL100GX-RT laser to project a green floor line for precise metal track layout and framing.
A wide construction site view showing a worker on a scissor lift using the Bosch green beam laser level to align overhead piping and electrical conduits along a concrete ceiling.
BOSCH

Bosch Laser Level GLL100GX-RT 100 Foot Green Beam (Manufacturer Reconditioned Self Leveling VisiMax Cross Line Layout Alignment Dual Mount Tool)

In stock
SKU: GLL100GX-RT
$139.00 USD

Description

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Professional Green-Beam Self-Leveling Cross-Line Laser Level System

The Bosch GLL100GX-RT is a manufacturer-reconditioned self-leveling cross-line laser level engineered to project ultra-bright horizontal and vertical references with a reliable 100-foot working range for high-precision structural layouts. Powered by an integrated VisiMax electronic thermal monitoring platform, this Class 2 laser automatically drives the green diodes to maximum brightness while protecting the internal mechanisms against heat degradation. The heavy-duty layout instrument achieves an accuracy threshold of ±1/8-inch at 33 feet, featuring an IP54 dust and splash water protection barrier alongside a Smart Pendulum system that automatically checks for out-of-level conditions and locks securely during transport.

Note: This is a manufacturer-reconditioned tool, certified to look and perform like new.

Best Used For:

  • Commercial Cabinetry Alignment: Levelling long-run cabinet bases and plumbing wall-mounted upper storage units accurately across extensive commercial layouts.
  • Acoustical Drop Ceiling Installation: Fastening perimeter wall angles and tracking secondary grid runners level with precision using the micro-fine adjustment base mount.
  • Drywall Framing and Stud Alignment: Squaring vertical track positions and plumbing metal or timber structural stud framing rows across basement builds.

Key Performance & Safety Features

  • VisiMax Dynamic Diode Control: Real-time heat sensor balancing system regulates diode power metrics to optimize laser line illumination while preserving battery runtime.
  • High-Visibility Green Beam Matrix: Delivers up to 4X greater optical visibility compared to standard red-beam options for reliable daylight processing.
  • Smart Pendulum Auto-Leveling: Internal gravity pendulum self-corrects orientations within a 4-degree arc and displays a warning signal when pushed out of alignment.
  • Multi-Mode Matrix Control: Manual keypad interface switches beam projections cleanly between standalone vertical, horizontal, or combined cross-line outputs.
  • BM3 Micro-Fine Adjustment Clamp: Magnetic attachment bracket provides independent height micro-tuning adjustments for immediate connection to grid lines or steel channels.

What's Included

  • (1) Reconditioned GLL100GX Green-Beam Cross-Line Laser
  • (1) BM3 Positioning Device with Micro-Fine Height Adjustment
  • (1) High-Contrast Green Laser Target Plate
  • (1) Heavy-Duty Protective Storage Pouch
  • (3) AA Batteries

Technical Specifications

Brand Name: Bosch
Model Number: GLL100GX-RT
Tool Accessory Classification: Self-Leveling Cross-Line Laser Level
Maximum Optical Working Range: Up to 100 ft.
Leveling Accuracy Rating: ±1/8 in. @ 33 ft.
Self-Leveling Pendulum Arc: Up to 4 Degrees
Laser Diode Profile Class: Class 2 (500 nm - 540 nm)
Ingress Protection Rating: IP54 (Dust and Splash Resistant)
Mount Threading Interfaces: 1/4-20 and 5/8-11 Thread Paths
Total Number of Laser Beams: 2 Beams (Horizontal and Vertical Axis)
Operating Temperature Window: 14°F to 122°F
Chassis Physical Weight: 1-2/25 lbs.
Chassis Physical Dimensions: 4-2/5 in. L x 2-1/5 in. W x 4-1/5 in. H

Pro-Tip: When deploying this cross-line level for long-distance layout verification, position the target plate directly inside your path intersection points. Sighting the green line alignment on the target plate increases optical clarity inside bright construction environments and confirms perfect level orientation before securing framing components.