42152 Size: 4-1/8" Features: -Lag thread.-Material: Zinc Chromate / Steel.-10 per box. Dimensions: -4.13" x 4.25" Dimensions: 4.13" H x 4.25" W x 2" D (1.75" Thread length / 0.94" Hook opening / 0.24" Wire gauge).-4.5" x 6.5" Dimensions: 4.5" H x 6.5" W x 1.75" D (1.75" Thread length / 1" Hook opening / 0.31" Wire gauge).-4.88" x 6.75" Dimensions: 4.88" H x 6.75" W x 1.81" D (1.75" Thread length / 1.06" Hook opening / 0.37" Wire gauge).