Roland Sands Velocity Stack Pre Filter Rain Sock for all RSD V-Stacks or 3-3/4" V-Stacks -Each

Compatible with all RSD velocity stacks

Also fits on any 33/4" velocity stack

Hydrophobic manufacturing process repels water

Filters out larger particles of debris down to .005"

Uniform micron openings allow air in while keeping debris and water out

Made in the U.S.A.