Mar 18, 2022 · 2022-03-04. trackless transfer trolley for industrial field 400t–Perfect 400t wireless powered rail transfer carts-Perfect Transfer Carts 2021 – 08 – 17. Performs running, residual, rail and flow rate pressure tests.Perfect, easy-to-read 3-1/2″ dual-scale gauge reads 0-100psi and 0-700 kPa. on-rail transfer trolleys for