The AMGO RJ‑20A Rolling Jack is a seriously heavy-duty tool, delivering a massive 20,000 lb lifting capacity tailored for full-sized trucks, buses, and industrial vehicles. Equipped with a powerful pneumatic hydraulic pump, reinforced scissor structure, durable floating rollers, and dual-saddle adapter assembly, this jack offers unmatched stability and smooth operation. It also includes 3″ and 6″ extension adapters for added versatility and features a strengthened, thickened lower sliding assembly and ergonomic guardrail for ease of use and protection.