This is a metal fitting used to support 4x4 sized floor beams. It is installed on top of steel or wooden support posts. It is also convenient for reinforcing underfloors and for renovation work. ✅ Brand new, unused ✅ Plated for rust resistance ✅ Ideal for DIY and home repairs 【Size】 Compatible floor beam: 4x4 (approx. 90mm square) Material: Hot-dip galvanized steel sheet Condition: Unused, but please forgive minor scratches from storage 20-piece sets are also available They will be 2,000 yen