Designed to support 2 foot x 6 foot trailer bolsters or bunks, these swivel bolster brackets are slotted for vertical adjustment and feature non-slip dimples to increase load capacity. Includes all necessary mounting hardware. Heavy 11 gauge galvanized steel ensures lasting durability. Seachoice is committed to delivering quality marine accessories and OEM replacement parts to satisfy fishing, boating and watersports enthusiasts worldwide. Seachoice is run for and by boaters offering a wide-ranging product line while remaining affordable.