The long shackle version is perfect for using as a chain lock;.
OXFORD OF40 Patriot Ultra Strong Motorbike Motorcycle Disc Lock Yellow 14mm
Oxford OF40 Patriot Disc Lock, Multicolor, OneSize
Oxford Boss Motorcycle 14mm Shackle Disc Lock-One Key Only-Maybe Keys Can Be Cut
OXFORD BOSS ALARM 14MM DISC ULTRA STRONG DISC LOCK
