This steel post support for timber posts measuring 90-105mm is perfect for offering additional stability during the installation of fencing posts in locations with demanding ground conditions that call for concrete. Crafted from steel, this timber post support features a durable black powder finish. Adjust the twin bolt mechanism to secure or release the post as needed. If your fence posts are smaller than 90x90mm, consider choosing the larger model designed for 65-80mm posts. Please remember that this post support requires concrete to ensure the necessary strength for supporting fence posts effectively. Perfect for timber posts sized 100x100mm, designed for embedding into concrete, featuring a sleek black powder finish, equipped with a twin bolt clamping system, accommodating posts ranging from 90x90mm to 105x105mm.