OnGuard Boxer 5051 Motorscooter and Motorcycle Disc Brake Lock On Guard Boxer Disc Lock M-cylinder locking mechanism, armored hardened steel case, Touch Lock system and special titanium plating Includes 5 laser cut keys and 1 light key for night time use Carrying pouch with belt clip and reminder cable included Three star plus level rating makes this a high theft resistant lock for high crime areas Size Info 5.5 Boxer 5051....5.5mm Pin 15" 8 Boxer 5054....8mm Pin 13" 10 Boxer 5052....10mm Pin 25" Technical Details - M-cylinder locking mechanism, armored hardened steel case, Touch Lock system and special titanium plating - Includes 5 laser cut keys and 1 light key for night time use - Carrying pouch with belt clip and reminder cable included - Three star plus level rating makes this a high theft resistant lock for high crime areas - 5.5 Boxer 5051....5.5mm Pin 15" http://www.bestbuyking.co.cc/Buy-OnGuard_Boxer_5051_Motorscooter_and_Motorcycle_Disc_Brake_Lock-B000FL3ELG.html