Tie Down Engineering 59090N Iron Root Double Head Double Helix Earth Anchor - 5/8" D x 30" L x (2) 4" Helix, Class 2 Iron Root Double Head Double Helix Earth Anchor Tested to HUD Regulation 3280 to withstand a working load of 3,150 lbs. and ultimate load of 4,725 lbs. in their tested soil class 5/8" Rod x 30" Length x (2) 4" Helix Class 2 soils Black painted finish