Preferably the step of turning the handrail out of {HEAD ~ the handrail plane comprises} turning {TAIL ~ the handrail} out of the handrail plane by between approximately 2° and 30°  
turning
Preferably the step of turning the handrail out of { HEAD ~ the handrail plane comprises } turning { TAIL ~ the handrail } out of the handrail plane by between approximately 2 ° and 30 °
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH