Guardrail Products Horizontal Shores Hydraulic Jacks Jack Wrenches (Hand Jacks) Joist Holders / Beam Holders Products Used With Aluminum Purlins Purlin Splicers Reshoring Screw Jacks Shore Clamps Shore Holders USED EQUIPMENT Wall Braces My Account Shopping Cart JOIST HOLDER 4x4 PURLIN SPLICER 2x4 DOUBLE JOIST HOLDER 4x4 TRIPLE JOIST HOLDER 4x4 PURLIN SPLICER 4x4 JOIST HOLDER 6x6 DOUBLE JOIST HOLDER 6x6 TRIPLE JOIST HOLDER 6x6 BEAM HOLDER 6x6 PURLIN SPLICER 6x6 JOIST SPACER 2x4 JOIST SPACER 4x4