First of all, current good quality barrier-free rail is adopted which has the function of antibacterial basic engineering plastic or synthetic plastics manufacturing, appearance, color can be determined, according to the different places have red, yellow, blue and so on a variety of color choices, so convenient for the elderly and disabled people easy to see the location of the armrest, also can have certain adornment effect.
Second, barrier-free rail appearance without connection gap, cannot take the plastic burrs of rough stab hands, otherwise it will affect to grasp the handle.
Third, stainless steel tube wall thickness to achieve more than 2 mm, at least in the weight of 75 kg of vertical down won't produce bending and deformation.
Fourth, handrail elbow radian to fit, more make the armrest from the wall between 5 cm and 6 cm, not too wide or too narrow, can make hand to touch the wall is too narrow, too wide may make the elderly and disabled people accidentally didn't hold well stuck arm.
Therefore, quality good barrier-free rail is the antimicrobial function of engineering plastic or synthetic plastic package more than 2 mm thickness, were made with stainless steel surface without any plastic burr and juncture, feel very comfortable product.