(Thank you Amazon - that's why I'm a loyal customer

i like it Does not work well with aerobars

Yakima thoughtfully encased them in a textured plastic wheel, however it's tricky to tighten them adequately by hand given the limited clearance space between the roof and the rack

It is a little hard to get the arm aligned with the crossbar, and the jaw doesn't tighten well onto the frame

Google: Roof Rack Locks and Security Yakima for their page of lock cores, housings and cables

I don't use any of the Yakima factory locking devices, but they do offer a 9 ft