Custom Freestanding Rigs Description: The CF Rig is a versatile and durable piece of exercise equipment that allows multiple athletes to simultaneously perform a variety of exercises during a workout without interference. Great for pull ups, kipping, muscle-ups, squats, bench press, band work, ring work, etc. Custom Freestanding Rigs Specifications: Standard color is Textured Matte Black Powder Coat. Other Colors available for Custom Rigs. Extra Structural Bracing available.