Work smarter on every pour. Built from heavy-duty galvanized steel for concrete professionals, FormExtenders fit over 2x4 lumber. They eliminate cutting, reduce waste, and solve layout challenges on every job. Product highlights: No more cutting boards: Simply lay out your form boards and let Form Extender fill every gap, giving clean connections without a saw Easy equipment access: Leave openings for wheelbarrows and mixers, then close them off with an extender when you're ready to pour Smooth transitions: Seamlessly connect straight boards to curved flex boards for straighter forms and cleaner edges Work around obstacles: The 18 in. Gap Form lets you form around sprinklers, posts, and pavers without removing them Less wasted lumber: Use every inch of your boards and eliminate scrap pile costs Fast setup: Slide on, secure, and you're ready to pour in seconds Built to last: Heavy-duty galvanized steel construction delivers job-after-job reliability and strong ROI Ultimate Kit includes 12 Form Extenders: (3) 6 in. Extender (3) 12 in. Extender (1) 18 in. Extender (1) 24 in. Extender (1) 36 in. Extender (1) 18 in. Extender w/ Gap (1) 48 in. Extender (1) 60 in. Extender