Our door floor spring informaton:
product specifications/features :
1. Double action floor spring
2. High-quality hydraulic fluid
3. Maximum door weight 130-150kg
primary competitive advantages :
well and high quality control
prompt delivery
competitive prices
oem accepted
trade information :
1.packing: 4pcs/carton
2.minimum order: 500pcs.
3.delivery lead time: 30~60 days.