Security set sh 90 for shimano dynamo hubs

Product Description For maximum theft protection: the Pitlock Security System for Shimano gear hubs with solid axle With this set, more security is simply impossible. The solid axles are provided with a unique code nut and can only be opened with the personal key (pit). Security for solid axles and track hubs with an M9 x 1 thread. Note:The protruding thread should protrude about 14 mm from the dropout. The retaining ring needs a free space (contact surface) of 15 mm in radius or 30 mm in diameter so that the Pitlock lock can be securely installed. Compatibility:Shimano hub dynamosSturmey Archer web hubsNovatec track hubsFeatures:Pitlock Set SH90converts in 5 minutesstainless steelresistant to weather and grimeContents:SH90 single: 1 x Pitlock M9 x 1 Shimano Nabendynamo locking nut1 x key (PIT)1 x Pitlock code card Double (SH90 single): 2 x Pitlock lock nut M9 x 1 Shimano hub dynamo1 x key (PIT)1 x Pitlock code card Manufacturer: Pitlock Wittestr. 3-5 Haus F 13509 Berlin Germany info@pitlock.com