Non-frame bearing double roller,window roller use for plastic-steel doors and window.The maximal capacity is over 70kgs/2pcs.

  Non-frame Bearing Double Roller

It is not necessary to install underframe,create barrier free passage environment,is convenient for pedestrian or wheelchair in and out and ensures security.

To install copper-rail,reduce the engineering cost and avoid collect dirt in the frame.

* A professional manufacturer of window roller

* First-class quality with competitive price

* Easy to install

* Durable, applied and secure

we are specializes in manufacturing and marketing the best quality door&window hardwares for past 15 years. With main products of friction hinge,window handle,roller,lock, hinge, driving

rod.Welcome to visit our website:http://yuandawj.preview.alibaba.com.If you are interested in our goods, welcome to contact us at any time.We shall be pleased to be of service to you at all times.