... ,000cycles tested, YG65 floor spring/floor spring door closer/glass door floor springs,105KGS door weigh1. High quality casting iron floor spring ... 15°-90°-135°. 8. Applicable for galss door 8-15mm,wooden door,iron door,aluminium door.9. 2 closing speed adjustable.10. 500000 ... .- Picture: Brass Adjust fittingPicture YG65 floor spring/floor spring door closer/glass door floor springs,105KGS door weigh