LDR Industries 506 6224 Extension Tube, 1-1/4" x 12", White LDR 506 6224 PVC Extension Tube, 1-1/4-Inch X 12-Inch . Extension Tube. 1-1/4-Inch X 12-Inch. PVC construction. Nut and washer included. Limited Lifetime Warranty. Extension Tube 1-1/4-Inch X 12-Inch PVC construction Nut and washer included Limited Lifetime Warranty