For use as a pile holder with 3/8" galvanized chain and shackles. Can be adjusted for various pile diameters.PILE CHAIN HOLDER (TIEDOWN ENGINEERING)SKU: 81628264197$135.19PriceQuantity*Add to CartFeaturesSize20-1/4" x 4-1/4" x 4-1/4" x 1/4" Steel