... Locks is a mainly container lashing equipment,it is made of casting steel,and widely used in containers. ItemIndexNameSemi ... Tension500KNM.B.L Shear420KNM.B.L Compression2000KNMaterialCasting SteelProduct Description of Semi-automatic Twist LocksA. Twistlock min. Breaking ... chocks, lashing chains, tension lever, chain turnbuckle.E. Made of...For timber ship, include chain, d-ring, web sling, hook, ...