China manufacturer Factory Good Quality Roller Shutter Door Steel Ball Spring Box/Pulley 200*60*80f 1.0mm Free Design Custom

Merchandise Description

1. Spring boxare used for the Rolling Shutter Door, like Garage Door .

2. Manufactured of common Q235 metal plate give to good quality and longevity.

3. Surface alvanized in silvery , which make the wheels perfectly resistant to combat against rust.

four. The existing exterior diamaters come in 200mm, 220mm,240mm,260mm.

5. Inside diameter:  42mm 43mm 50mm .60mm 76mm

six. We also supply  hooks which utilised for the Spring Box


1. Are you a factory or investing business?
HangZhou Xihu (West Lake) Dis. Yongbida Hardware Manufacturing facility is a specialist manufacturer from ZheJiang province, we have substantial quality merchandise of locks, spring box, doorway hardwares, other equipment, and so on.
two.Exactly where is your manufacturing facility?
Our manufacturing unit is found in HangZhou, established in nineties with 20000m2   and far more than sixty personnel in different departments , about 30minutes to the CBD of HangZhou and 1 hour to HangZhou Xihu (West Lake) Dis. global airport.
three.Can you create the goods as per client design and style?
We commenced OEM and ODM business because 2007.  You should refer us samples or 3D drawing, we will provide the very best prices for you.
four. How does your factory do regarding quality manage?
We have personnel to verify every procedure, and every solution will be inspected before packing by our QC staffs.
five. How about your packing?
Our products are packed with multi-packing to protect from the lengthy-district transportation. EPE bag+ thick poly bag+ hardboard interior box +5-layer learn carton.
Pallets are offered if necessary, but the charge must be compensated by you.
 6.How is your Soon after-Product sales services?
 Any faulty goods, You should send out us the photos of defective merchandise to examine. If the difficulty transpired by us, goods can be returned, we will send you a CZPT CZPT further charge.
seven.Might I get your sample for free to check out before purchase?
Of course, free sample is available for checking, but you need to have to spend for the convey value, the shipping is about 2–4 days.
8.  How about your delivery working day?
Normally our shipping time is about 30days after deposit.
9. How can I believe in you in the very first cooperation?
To begin with, samples can be despatched to check our quality and you are welcome to check out our factory. 

10. If you have much more inquiries,  just please contact us !


Idler: A driven wheel that does not transmit electricity through a shaft. It spins freely, and most driven pulleys are connected to other gear, such as wheels or drives, by way of driveshafts.
A movable pulley is a pulley in which when you move a hefty item, the drum moves with it. There is no alter in the route of the drive you need to have to use, but the load will “come to feel” lighter than it really is. For example, if you are hauling a hefty hay bale up the barn’s attic, a moveable pulley will make the load feel a good deal lighter, even although you’re pulling in the identical course.

China manufacturer Factory Good Quality Roller Shutter Door Steel Ball Spring Box/Pulley 200*60*80f 1.0mm     Free of charge Design and style Customized