Heavy Duty Adjustable Hydraulic Door Closer Hinges 7300 Floor Springs

Heavy duty hydraulic glass door floor spring:JL-7300cover plate material 201SS/ 304SS                            cover plate thickness 1.0mm/ 1.2mm cover plate finish   satin/ mirrorcapacity 120-150KG suitable door width

Featured Products

Heavy duty hydraulic glass door floor spring:JL-7300

cover plate material
201SS/ 304SS                           
cover plate thickness
1.0mm/ 1.2mm
cover plate finish  
satin/ mirror
suitable door width
500000 circles
could be offered

Packing details

  • Regular packing: 1 pc in a foam box, then in paper box, 4 boxes in a big carton
  • Color boxes packing can be designed as per customers' requirements when the quantity is  1,000 pcs

Heavy Duty Adjustable Hydraulic Door Closer Hinge 7300 Floor Spring
Heavy Duty Adjustable Hydraulic Door Closer Hinge 7300 Floor Spring
Heavy Duty Adjustable Hydraulic Door Closer Hinge 7300 Floor Spring


Our Services

1.Offering Samples

Please tell me the samples you want, we will make and send them to you.

2.Opening Mould For Customer

Please tell us your purchasing quantity and send us your sample. If purchasing quantity is large, we can open a mould to you.



Customer's logo can be printed on products.



All products have 3 years warranty. Normally our product's defective rate is millesimal. Once quality issue happened, please send photos, video and sample to us, we will give you new ones in the next order without charging.


5.Quick Response

We provide 24/h customer service so we are always here when you need us.

Company Information

Guangdong Jinhuida Hardware Products Factory is an enterprise specializing in producting hydraulic floor spring, door control hardware and other engineering fixture series.


The factory imports domest & overseas advanced digital -controlled production equipments and technology, it owns a group of high-quality professional technicians. Our perfect marketing networks ensures the qualified before-sales,sales and after-sales service for out customers.


All along these years, factory keeps principle of " quality first, integrity topmost and service foremost" that factory obtains trust and support from all customers. "Oddo" ,"Meineng","Jianlai","Door Vanguard" and other brands built by us gain unanimous appreciation from vast users and become the first choice of the market.


Working hard with pioneering spirit and seeking for increasing progress,"Creating brand on foundation of quality" is our core spirit. In the future, we will sincerely cooperate with clients and stride torward brilliant tomorrow together.


1.Can you make mirror finish?

     Yes, SSS and PSS both are ok.


2.What's MOQ?

   The MOQ is 500pcs/model.


3. Can you provide sample? How much is it?

    Yes,sample could be offered. Sample fee is same as the price we quoted you. Sample fee and express feright are beared by customer.


4.How long is warranty period?

       Guarantee period is 3 years. 


5.How to install product?

     Every item has specification. Please follow the instruction to install it.


6. What kind of environment can I use?

       You can install in office, business building, hotel, aluminum door.







Contact us

Please feel free to give your inquiry in the form below We will reply you in 24 hours