15K keyway (5-pin) Padlock Cylinder only for rekeyable padlocks. Compatible with models 21, 24, 25, 27, 101, 220 and 230 locks. Specify required keying options. Cylinders are supplied with 2 keys. Keyed different - Random Keying. Zero bitted (Not properly keyed) - Zero bitted cylinders- need to be keyed by in-house personnel or a Locksmith. You can order these with the quick ship custom keyed options - if you need a few locks keyed to your specific key number. We can process quick ship orders normally in 1-2 days. Factory keyed cylinders have an estimated lead time of 3-4 weeks before shipping.