Here's what other sites are saying:
The Mad Lock Belay Device from MadRock is a stylish, multipurpose device. It is engineered out of aircraft quality aluminum to create a lighter frame, It has a unique design to provide an innovative new way to control speed of descent and look good while doing it. You can use it to belay the leader, the second, or lock off. The unique and innovative 45 degree loading design allows for the belay to lower the second climber without creating a leverage advantage. The removable pin allows you to use multiple sizes of rope from 8.4mm G-Strings to 11mm tactical monsters.
Representing the next step in gear innovation, the Mad Rock Mad-Lock Belay Device brings more to the table than just a cool rhyme scheme. Built burly with aircraft-quality aluminum, this auto-locking device lets you safely belay a second when you're sketched out on a questionable ledge during your next multi-pitch work day. A 45 degree loading design gives you extra leverage to manage friction and braking speed, and this mad-cool device is fully equipped to handle cords ranging in size from 8.4mm to 11mm.
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