American APT2001 & Master 297 Cylinders for Hidden Shackle PadlocksModel APT2001 Hidden Shackle Padlock Replacement Cylinder for American Lock Models A2000 & A2010 and Master Lock Models 6271 & 6270 solid brass, 6 pin key retaining cylinder replaces the Master Lock cylinder model 297 available keyed alike, keyed differently, and master keyed two keys included per cylinder About Rekeyable Padlocks Instructions For Replacing Cylinder (PDF)

2-1/2" wide solid steel body

Master Lock 6327 padlock is equipped with an iron shroud to protect the shackle from bolt cutters and a dual ball locking mechanism resists pulling and prying

keyed alike 6125KA

Control key is sold separately

2" wide brass combination lock

over the doorknob

Gate Valve Lockout fits gate valves from 8" to 13" in diameter

18 numbered lockout holes for easy identification

French & Spanish) that can be written-on to identify the responsible person

2-1/4" vertical shackle clearance

keyed differently & master keyed padlocks are available

Designed for standard lift handle lockers with hinges on the left