General description This Mophorn Hydraulic Exhaust Pipe Expander is designed for effortless pipe expansion, accommodating sizes from 1-5/8" to 4-1/4". The kit includes a 10-ton manual hydraulic system with a 4-feet hose, making it suitable for most vehicles. It features a durable construction with aluminum alloy collets, ensuring longevity and resistance to rust. Technical specifications Model: 78835 Expander Size: 41.3 mm - 47.6 mm, 50.8 mm - 63.5 mm, 60.3 mm - 70.0 mm, 70.0 mm - 79.4 mm, 79.4 mm - 88.9 mm, 88.9 mm - 101.6 mm, 101.6 mm - 107.9 mm Pressure: 10T Length of Hose: 1.22 m Pipe Size: 41.3 mm to 107.9 mm Compatibility and accessories Includes 7 collets for various pipe sizes Comes with 2 storage cases for easy organization Includes a bearing set Installation Assemble the expanding part with the hydraulic mechanism Insert the pipe spreader into the pipe Follow detailed instructions provided in the kit for easy installation Usage Designed for expanding exhaust pipes in