Create a fun, elaborate target system using 2x4s and Grizzly Targets BYOR T-Sections. Available: T-Section Each T-Section lets you connect three 2x4s. Thumb screws secure connectors to the ends of the 2x4s. Horizontal Slider Slides along a horizontal 2x4 and tightens down with thumb screws. Vertical slot accepts a 2x4 for mounting your Grizzly target. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Targets.