1,130dB alarm lock 2, Patent key cylinder 3, Alarm security car lock 4, Made in Taiwan ... modern designs.3, Use convinient.4, Patent lock cylinder product:CH-930ADLock cylinder:Rockets CylinderLock body:aluminium alloy with EmpennageLock pipe ... :Paper PackingCtn Size:43.5*45.5*35cmMOQ:504pcs Rocket key cylinder car security lock CH-930AD