Why do you say it advisable to indoor trolleys USES flexible casters? The characteristics of the elastic castor is mute, wear-resisting, shock absorption, used in public places, PU, EVA this elastic castor, does not produce noise, won't be frustrating, improve the quality of life; And trolleys USES flexible casters in indoor use, not to the floor & other Cutting & throughout; , won't cause damage to the floor; Baggage car outside, when using the road surface is relatively smooth, will bump jitter, it has high damping capacity. Thus, baggage car using elastic castor has many advantages, fully staffed, is worth using. Like this T819 - baggage car manufacturer B - 3 trolleys, also used in the EVA perfusion wheel, a mute, wear-resisting, the effect of shock absorption and sharp objects puncture resistant! Technical strength equipment accessories, luggage accessories co. , LTD. , founded in 2007, with & other The supremacy of credibility, win industry & throughout; Spirit for the company, and with 12 years equipment accessories, baggage car research and development, production and manufacturing experience, custom load trolleys, can come to figure to sample customization, welcome to visit our luggage accessories and field trips! Or enter luggage accessories website for consultation for more information! Contact & ndash; — Equipment accessories, luggage accessories co. , LTD. 12 years experience in equipment accessories research and development manufacturing custom hotline: 0769 - 83980113 13829269591 website: WWW. tianyu76。 Com email: gdqiangyi @ 163. Com address: luggage accessories, catalpa village bridge city changping town bridge industrial zone in bl1 building