... size:h:1.6-1.8m MaterialStainless steel 201 ,,stainless steel 304,Aluminum6063Major material55x35x0.7mm Auxiliary Material44x28x0.5mmEngine voltage and Frequency~ ... -19m/minStandard height1.5m~1.8mType of track No track ,Single track, Double trackThe alarm function works while someone climb the ... , western unionl Delivery time: After get the pay two weeks high quality steel extension gates