BRASS S-ARM. 
2 light s-arm cluster body in polished brass. 
Body diameter is 2" and it speads 7". 
There are 3/8" holes top and bottom to fit 1/8 IPS steel pipe. 
It comes in 2 pieces with the body and the top cap separate- screws are included. 
Threaded nipples are 3/8" outside diameter (1/8 IPS). 
$2 minimum charge orders less than $20. 
$.50 packing charge for each parts box.