1. According to the standards, the main component and the performance of the hoist passed the strict inspection and test to make it more reliable and safer.2. The application of low alloy steel structure makes it safer and reliable and durable.3. The application of 800Mpa high strength lifting chain and the design of forging hook ensures slow lifting speed and to avoid overload. Compliance with European CE safety standards, the hoist has high safety efficiency and long service life.4. Rotation stability, high efficiency, labor-saving.5. It's more safer for the use of double pawls and stamping guide chain plate6. small size, light weight, nice appearance and easy to carry7. Compact structure, smooth operation and nice appearance.8. The patent technology of unique overload device (one - way clutch) for selection.9. The shell is made of high quality alloy steel which is sturdy and durable and safe enough.Technical Parameters Type WBSL-005 WBSL-010 WBSL-015 WBSL-020 WBSL-030 WBSL-050 Capacity T 0.5 1 1.5 2 3 5 Standard Lifting Height M 2.5 2.5 2.5 3 3 3 Running test load Kn 6.3 12.5 18.7 25 37.5 63 Effort required to lift rated load n（kg） 200（20.5） 304（31） 343（35） 410(41.8) 343(35) 414(42.2) Strands of load chain 1 1 1 1 2 2 Load chain diameter Mm 6 6 8 8 8 10 A 113 126 141 141 141 163 Dimensionsmm B 125 147 183 183 183 215 C 255 306 368 368 486 616 D 36 40 45 50 58 64 K 30 34 38 41 48 52 Net weight Kg 8.5 11 18 18.5 27 42 Packing measurement Cm 26×19×14 26×21×15 33×26×16 33×26×16 36×27×16 43×34×19 Exira weight per meter of extra lift kg 1.7 1.7 2.3 2.3 3.7 5.3
