ZEKOO has devoted to the development of barn door hardware over 10 years, improve and upgrade products to give each family the most appropriate choice ZEKOO 11ft single track bypass sliding barn door hardware kit use for double doors (door is not include) Q: How to choose barn door track size of single track bypass system? A: Barn door track length = Your opening width +1FT. For example, if your opening is 10FT (120'') wide, you will need 10FT+1FT = 11FT（132''） long track, your each door needs to be 66'' wide, your opening will show 61'' wide when the door open. Q: Can the single track bypass barn door hardware system let the opening show fully? A: Yes, you can select a longer track, if each door is 66'' wide, you can choose 16FT or 17FT track kit, you can tell us, we will recommend for you. Q: How confirm door width for the single track bypass system? A: Because this is single track bypass, one track hang 2 doors, the wheel diameter is 2-5/8'' , so there are at least have 6'' overlap between 2 doors when your install the hanger close to the edge of door, usually it will have 8''-10'' overlap, so your each door width = Half width of opening + 5'' to 6'' Q: Can each door slide independently on the track? A: No, the 2 doors slide on same track, so the 2 rollers will be hit together when one door slide to the end, maybe drive another door slide, if you have enough ceiling space above door for 9'', you can choice double track bypass system, please search ASIN number B06XPYZV8M from our shop Q: Can the single track bypass use for four door also? A: Yes, you can add 1 set straight hanger B01KH3OH62 and 1 set offset hanger B08L4FN1ZP for the other 2 doors, please search the product number from our shop, just need to know that there have 8''-10'' overlap between 2 doors, so each door need 5''-6'' wider About all accessories of 11FT single track bypass hardware Track: 2 x 3.85FT Rails and 1 x 3.3FT Rails, Pre-drilled 16" apart holes on track, make by solid 1/4" (6.3mm) thick steel, with 8.8 grade high strengh bearing capacity lag blots, fit for concrete wall and wooden wall Track connector: With 4 screws to fastening the track, make the installation more convenient and beautiful Track spacer: Provide 1-3/8'' length spacer, it can control the gap between the door and the wall, if you have the door trim on wall, you can change other length spacer, please tell us. Door stopper: Prevent the door falling off from the track, it installed at the end of track 2 side, ensure the stability and safety, with the rubber plug, good damping effect and reduce the noise, have 2 screws to fasten stopper on track, you can put stopper on track where you want to stop your door, easy to remove if you want adjust Floor guide: can prevent the door swinging back and forth or against the baseboard, let your door slide on same locus, fit for all thickness with grooved or ungrooved doors Anti-jumper: can prevent door to be lifted off rail when the barn door slide, ensure the stability and safety Tips 1)The hardware kit is heavy, we suggest to install the track on the studs of the wall. The hardware kit can also be installed on the brick wall and wood wall. If the wall is drywall or sheetrock, and no studs in the wall, the installed track might descend, the kit will not work. 2)If there's thick trim/baseboard/deco on the wall, you may need install the headboard on the wall, then install the track on the headboard. If you can't sure that if the headboard is needed or not, please let us know, we will assist you. The barn door hanger roller with Professional bearings, make your bypass barn door hardware service life last longer About the bearing Material quality is high purity bearing steel Gcr15, professional bearing materials, ring fixed structure bearing, wraps around the steel ball and prevent steel ball from leaving the locus, make sliding more stable.There is a dust cover the bearing to prevent dust from entering and lubricating oil leakage, let the roller can slide smoothly and more durable.1 hanger with 2 life time lubricated bearing, ensure sliding balance and stability, test beyond 160,000, you can use it for a long time. About the hanger The roller surface is covered with nylon, wear-resisting and slide very quietly.We design the Dowel pin Front part slightly larger, keep the dowel stuck in hole not fall off.All of prat is make by Q235 carbon steel, thick is 1/4'' (6.3mm)8.8 grade roller bolt can hold the doors comfortablyThe offset hanger with anti-jump design, give you safe sliding door experience Single track bypass hardware kit package include 2 x 3.85FT Rails 1 x 3.3FT Rails 2 x Straight steel Hanger with bolt 2 x Offset steel Hanger with bolt 2 x Door Stopper with Hex Wrench 8 x 1-3/8'' Spacer with lag bolt 2 x Floor Guide with screw 2 x Anti-Jumper with screw 2 x Offset Anti-Jumper with screw 1 x Barn Door Hardware Installation Manual Why choice Single track bypass barn door hardware Single track bypass barn door hardware system slides horizontally, it can save space compared with ordinary push doorWall-mounted is low ceiling 6'' install, no tedious installation steps, no request wall to be twice the width of the opening, suitable for small home spaceDecorate your locker room, closet, kitchen, wardrobe, bathroom, bedroom, storeroom, change your home dull image Barn door Installation dimension Q: How much gap of the double track bypass system? A: We suggest door thickness less than or equal to 1-9/16'', If your door thickness is 1-9/16'', the gap between inner door&wall is about 5/8'' , the gap between two door panels is about 1-3/16'' , the outer door extend from the wall is 5''. Q: How to narrow the gap for the thinner door? A: If the thinner the door, the larger the gap, you can add a headboard on front of door, then install the hanger on headboard, that can narrow the gap of door with wall and door with door. Single track barn door bypass instructions step by step with fractional measurements in inch, have detailed word instructions with pictures Installation dimension The track drilling hole on wall is = your door height + 1-11/16''The hanger first hole install on door is 1-9/16” from top of door, second hole is 3-9/16” from first hole Q: How much ceiling space requirement of the single track bypass system？ A: At least 6" from top of door to ceiling to install. Q: Can i cut the track? A: Yes, you can cut it into any length of you want Q: Can i use it for outdoors ? A: We suggest if use for outdoors, you can make some cover above the track, and you need paint and add oil regularly to extended service life Q: What circumstances do I need to add a headboard? A: 1. If you have a doorway trim; 2. If the studs don't line up with the pre-drilled holes in the rail Q: How thick door use for it? What is the weight capacity? A: 1. We suggest 1-3/8" ~ 1-9/16" thick door will be better, If your door thick is 1-1-3/4", the inner door bolts need reverse installation, because the offset hanger size is fixed; 2. Track limited 230lbs. single track bypass barn door hardware kit single track bypass barn door hardware kit double barn door hardware kit double track bypass barn door hardware kit double track bypass barn door hardware kit double track bypass barn door hardware kit Buying Options Add to Cart Buying Options Add to Cart Buying Options Add to Cart Customer Reviews 4.4 out of 5 stars 1,917 4.6 out of 5 stars 1,078 4.6 out of 5 stars 920 4.5 out of 5 stars 424 4.3 out of 5 stars 550 4.0 out of 5 stars 37 Price $72.24$72.24 $69.99$69.99 $94.05$94.05 $149.99$149.99 $127.49$127.49 $289.00$289.00 Shape Name I Shape Hanger J Shape Hanger J Shape Hanger I Shape Hanger J Shape Hanger I Shape Hanger Applicable Door Number 2 2 2 2 2 4 Fit Door Panel Thickness1-3/8" - 1-3/4" 1-3/8" - 1-3/4" 1-3/8" - 1-3/4" 1-3/8" - 1-3/4" 1-3/8" - 1-3/4" 1-3/8" - 1-3/4" 1-3/8" - 1-3/4"