Gold Key Controlled MasterLock

Choose the best lock available. Has the new patent pending BlockGuard™ technology; offering the newest tamper resistance against the latest threats! Stainless steel cases, 3/4" shackle. Five year warranty. Keys ordered separately. To match your existing series, please provide in the Comments section of checkout the series number off the back of one of your locks. It's the number that begins with "V". Also consider Master Lock’s Simple Combos™ Lock which makes life easier for both the student & the school when a student has problems working with combination locks. (Master Lock recommends 5% of all 1525L locks should be the 1525EZRC option.)