Fence Post Backfill, 12.4-oz. Plumbing Brass body with stainless spring

Brass body with stainless spring

Reinforced Top And Bottom

Commonly used where piping

water softener

Captive cone washers seal tightly

Fence Post Backfill, 12.4-oz. Plumbing Brass body with stainless springFast 2K Fence Post Backfill 12. 4 fl. oz. bag. Expands to set posts in minutes. No wide holes required as with concrete. Same technology used to set utility poles. No water or hardware required. Waterproof: helps to protect the post. Can be used during winter. Ideal for: Fence & Gate Posts, Mailboxes, Signs, Clotheslines, Garden Light Posts, Gooseneck Stands, Bollards, Flag Poles, Sports Posts and Poles, and much more.