Alan Klacknerwrote a review of Lezyne Road Drive Cage - Alloy on May 28, 2015
Familiarity: I've put it through the wringer
Good looking cage
Easy to get bottle in/out reducing chance of a drop during transition
Holds bottle securely (if you want a tighter fit just bend the arms in a little, benefit of a metal cage)
Awkward to mount Lezyne's Micro Floor drive pump.