Commando high security military padlock IC3

2 PADLOCKS IN ONE: INCLUDES 1 SHORT SHACKLE & 1 LONG SHACKLE
Patented INTERCHANGEABLE shackle system requires no tools to remove shackle. Instantly change between Standard shackle and Long shackle in seconds.
Includes two 5/16 diameter shackles: 1 1/8″ and 2 3/4″ clearance.
Choose hardened steel (ASTM 4) or boron alloy (ASTM 5)
44mm (1 3/4) Solidbody Tek interlocked and riveted steel plate construction for strongest padlock assembly.

Chamfered rivet holes prohibit lock fracture by chiseling the rivet heads off.
Dual hardened stainless steel ball locking mechanism defends against prying and hammer blows and cannot be shimmed.
Bump and pick resistant COMMANDO high security 5 pin cylinder is standard. EXCEEDS ASTM F883-09

Also available from: http://www.survivalcorner.com/commando-ichange-padlock/