Stainless Steel Assembly trailer container twist lock 1,Stainless steel material. 2,Container,freezer,airtight used Product nameStainless Steel Assembly Truck Lock SGB900Model nameSGB-900Advantages1,Best price for customers2,High quality,professional design3,Durable,working life much longer than other normal materials.4,Consistents with principles of human mechanics.5,Size could be customized. ...