Base-1-1/2" Pipe

Cast aluminum dock bracket with stainless steel tension bolt (also includes SS helicoil insert for long-life). 

NOTE: Galvanized Dock Pipe (Schedule 40) is measured on the INSIDE DIAMETER DIMENSION.  1-1/2" Pipe is approx. 2" diameter on the OUTSIDE and 1-1/2" diameter on the INSIDE.