JELOSTONE 3 Pack - Commercial Grade Ball Bearing Door Hinge 4-1/2 x 4-1/2, UL Listed & 3 Hour Fire Rated, Full Mortise, JS-5BB2 Commercial Hinge 𝐑𝐞𝐥𝐢𝐚𝐛𝐥𝐞 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥 𝐟𝐨𝐫 𝐋𝐚𝐬𝐭𝐢𝐧𝐠 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧:

𝐑𝐞𝐥𝐢𝐚𝐛𝐥𝐞 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥 𝐟𝐨𝐫 𝐋𝐚𝐬𝐭𝐢𝐧𝐠 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧: Crafted from premium aluminum

for installation using any of the three mounting types

Our metal door threshold is 4’’/5"/6" Wide and 1/4" & 1/2"High

The heavy-duty door closer features four valves for adjustable closing speed

improving insulation

JELOSTONE 3 Pack - Commercial Grade Ball Bearing Door Hinge 4-1/2 x 4-1/2, UL Listed & 3 Hour Fire Rated, Full Mortise, JS-5BB2 Commercial Hinge 𝐑𝐞𝐥𝐢𝐚𝐛𝐥𝐞 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥 𝐟𝐨𝐫 𝐋𝐚𝐬𝐭𝐢𝐧𝐠 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧:: Extremely smooth and quiet operation, perfect for any commercial or intensively used door. & : Our Commercial Grade Ball Bearing Door Hinge are made of high quality stainless steel and have a durable finish that will last for a long time, they are machined using high quality materials and designed to provide strength and performance : Each hinge is ." ." with square corners. These hinges are & , and standards meeted, which means they meet the safety