*High density weaving, strong wear resistancehigh pressure resistance, long service life.No less than 150kg tensile force, large dogs can be usedwithout pressure

*Smooth telescopic systemEase of retraction and releaseeasy travel

*Stainless steel coil spring Add high quality lubricatingoil, firm, durable and smooth

*Semi-automatic locking system A press to stop, pull lockthe emergency state calmly