The Pro L Screen. Featuring the first ever specially designed rib-protector; this 8'x8' pitching screen is designed to keep a pitcher protected while throwing batting practice. The SCR100 comes standard with a gloved #60 heavy duty knotted nylon net. Comes with a horizontal axle and 8" x 2.5" phenolic wheels. All welded construction, made with heavy duty 1.7" o.d schedule 40 aluminum pipe.