Feature●Package Include: 24pcs 4040 Staight Connector Corner Bracket Joint Black, Screws x48pcs, Wrench x1pcs●SeekLiny is specialized in aluminum extrusion, aluminum extrusion hardwares. Find 2020/2040/4040 aluminum extrusion and accessories from us!●This 4040 straight connector line black is suitable for 4040 aluminum extrusion v-slot and t-slot.●4040 straight connector line black is widely used for 3D printer frame parts, shelf brackets, cnc machines and self project spare parts.●About this 4040 hardware, please refer to the size picture of the 4040 corner bracket.Description 24pcs Seekliny 4040 Staight Connector Corner Bracket Joint Plate 4040 Hardware T-Slotted Accessories V-Slot With Screws For 4040 Aluminum Profile 3D Printer Accessories Black