On Stage SS7920 Dual Mount Speaker Bracket<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Two 1 3/8" inserts holds two 10" speaker cabinets. </span></li><li><span class="a-list-item"> Friction locking adjustment fits most standard speaker stand shafts. </span></li><li><span class="a-list-item"> Weight Capacity: 60 lbs.; 30 lbs. per side </span></li><li><span class="a-list-item"> Applications: Mounting 2 speaker cabinets; 1 3/8" inserts </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31xmhikP2GL.jpg" noproxy>