Brand GRAINGER Manufacturer Part Number3EDA8 Product TypeExtension Rod Overall Length6 ft Connection 1 Size3/8 in Connection 1 GenderFemale Connection 2 Size3/8 in Connection 2GenderMale MaterialFiberglass Compatible Product TypeFlue Brushes Overall Diameter0.44 in UNSPSC 47131605 Country of OriginUSA (subject to change) Product Description Extension rods for modular systems increase the reach of modular brushes by installing between the handle and brush head. price is for all 4