GCT & GCL Beam Trolley Series Manual Plain and Geared Trolley
Buy GCT, GCL, and AK series manual beam trolleys. Features plain push and geared travel designs, adjustable I-beam flange widths, Japan technology models, and capacities up to 20T. Get factory prices!
Description
Product Overview
The GCT & GCL GCT & GCL Beam Trolley Series (known throughout international rigging sectors as the Manual Plain and Geared Beam Trolley, and designated in Spanish-speaking industrial markets as Carro de empuje y engranado para viga) comprises a versatile lineup of monorail beam traversal systems. Designed to suspend manual chain blocks, lever hoists, and electric hoists along overhead I-beams and H-beams, this series provides smooth horizontal load movement across production facilities, warehouses, and maintenance bays.
This comprehensive series integrates standard models (GCT-A Plain Trolley, GCT-B Geared Trolley, GCL-A Plain Trolley, GCL-B Geared Trolley), upgraded high-efficiency variants (GCT Trolley JAPAN TECHNOLOGY), and ultra-compact variants (AK-1 Plain Trolley and AK-2 Geared Trolley). Built with heavy-gauge steel side plates, machined tread wheels, and threaded adjustment spacer washers, this adjustable I-beam monorail trolley accommodates wide flange ranges and capacities from 0.5 tons up to 20 tons.
Advanced Mechanical Engineering & Safety Innovations
Overhead monorail traversal demands rigid side plate stability, smooth gear engagement, and adaptable flange width calibration:
Dual Drive Configuration (Plain Push vs. Hand-Geared):
Plain Trolleys (GCT-A, GCL-A, AK-1): Moved by pushing or pulling the suspended load directly, ideal for short-span and light-to-medium capacity traversing.
Geared Trolleys (GCT-B, GCL-B, AK-2): Driven by pulling a hand chain that rotates precision gear teeth on the track wheels, offering precise load positioning for heavy-duty applications up to 20T.
Japan Technology High-Efficiency Drive Options: Features optimized gear transmission ratios in the Japan Technology GCT series (GCT-A and GCT-B) to reduce hand chain pull force during movement.
Adjustable Flange Width System: Threaded suspension shafts and modular spacer washers allow fast calibration to various I-beam and H-beam flange widths (from 68 mm up to 203 mm).
Compact AK Series Design: The AK-1 plain and AK-2 geared models feature compact housing profiles engineered specifically for low-headroom installations.
Technical Specifications & Parameter Matrix
Certified structural parameters, dimensional hook clearances, and model comparisons across the heavy duty push travel beam trolley 0.5t to 20t series:
1. Standard GCT-A & GCL-A Main Dimensional Parameters
| Capacity | I-Beam Width | Min. Turning Radius | Net Weight | A (mm) | B (mm) | C (mm) | H (mm) |
| 0.5 T | 68 – 94 mm | 0.9 m | 5.3 kg | 189 | 170 | 183 | 112 |
| 1.0 T | 68 – 100 mm | 1.0 m | 7.5 kg | 208 | 193 | 215 | 143 |
| 2.0 T | 94 – 124 mm | 1.1 m | 11.2 kg | 250 | 235 | 260 | 175 |
| 3.0 T | 116 – 140 mm | 1.3 m | 21.0 kg | 288 | 280 | 308 | 215 |
| 5.0 T | 140 – 180 mm | 1.4 m | 30.5 kg | 355 | 335 | 382 | 250 |
| 10.0 T | 125 – 180 mm | 1.7 m | 90.0 kg | 362 | 395 | 510 | 295 |
| 20.0 T | 136 – 203 mm | 5.0 m | 235.0 kg | 475 | 642 | 622 | 315 |
2. GCT Trolley JAPAN TECHNOLOGY Series Weight Specifications
| Model / Specification | 1t | 2t | 3t | 5t | 10t*3m |
| GCT-A Plain Trolley | 13.8 kg | 18.7 kg | 27.0 kg | 45.0 kg | — |
| GCT-B Geared Trolley | 17.9 kg (1t*3m) | 23.3 kg (2t*3m) | 32.6 kg (3t*3m) | 50.0 kg (5t*3m) | 85.5 kg |
3. AK Trolley Compact Series Weight Specifications
| Model / Specification | 1t | 2t | 3t | 5t | 10t*3m |
| AK-1 Plain Trolley | 9.5 kg | 12.0 kg | 19.0 kg | 32.0 kg | — |
| AK-2 Geared Trolley | 12.7 kg (1t*3m) | 16.0 kg (2t*3m) | 22.0 kg (3t*3m) | 35.0 kg (5t*3m) | 150.0 kg |
B2B Procurement Note: When selecting between the standard GCT/GCL, Japan Technology GCT, and compact AK series, consider both track beam radius and headroom clearances. The 20.0 T heavy-duty model handles extreme industrial loads with a 5.0 m minimum turning radius.
Critical Capacity Management & Safe Rigging Dynamics
Plant engineers selecting the Japan technology manual geared trolley family must evaluate track radius and beam flange dimensions:
Turning Radius Considerations: Smaller capacities (0.5 T to 2.0 T) navigate tight track curves with minimum turning radii between 0.9 m and 1.1 m. Heavy-duty 10 T and 20 T units require larger track radii (1.7 m to 5.0 m) to prevent wheel flange binding.
Geared vs. Plain Selection Criteria:
Plain Trolleys: Recommended for loads up to 3T where operators can push the load directly along the beam.
Geared Trolleys: Essential for loads above 3T or applications requiring precise positioning, as the geared drive prevents unassisted load rolling along inclined or vibrating beams.
Industrial Applications
Factory Monorail & Crane Systems: Machine shops deploy the Manual Plain and Geared Beam Trolley on bridge cranes and runway beams to transport raw steel stock and finished assemblies.
Shipbuilding & Engine Room Maintenance: Shipwrights utilize the AK type compact plain and geared trolley in tight ship engine compartments to traverse heavy pump and motor components.
Automotive Assembly & Stamping Lines: Assembly plants use the carro de empuje y engranado para viga to hold electric hoists over stamping presses and weld lines.
Warehouse & Logistics Bay Loading: Material handlers deploy the GCT & GCL Beam Trolley Series along overhead I-beams to shift heavy cargo crates from loading docks directly into storage bays.
