A selectorized dumbbell has nested stacks of left and right weight plates, a handle that can be disposed between the two stacks of {TAIL ~ weight plates}, and a selector that couples selected {HEAD ~ numbers} of the left and right weight plates to left and right planar ends of the handle 
A selectorized dumbbell has nested stacks of left and right weight plates , a handle that can be disposed between the two stacks of { TAIL ~ weight plates } , and a selector that couples selected { HEAD ~ numbers } of the left and right weight plates to left and right planar ends of the handle
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH