Ives FS446 US10B Floor Stop & Manual Door Holder. Manual type floor holder ideal for interior or exterior use. Material Brass - 3-3/4"H 2-1/2 Dia. Meets ANSI/BHMA 156.16, L11371 for brass and L31371 for aluminum. Oil-Rubbed Dark Bronze finish. Replaceable non-marring rubber tip 09-315.