Firm Grip, Precision Control Ronstan Batlestick tiller extensions provide the highest level of control, for quick, decisive helm response in every situation. The Evalon Grip is a firm non-slip grip material that does not absorb water. End knob for safety and positive hand positioning. Large grip diameter contrasts erganomically with mainsheet diameter to relieve fatigue. Ronstans unique fluted profile adds extra rigidity to the lightweight alloy section. Tubes have a black anodised finish for corrosion protection. Urethane Universal Joint provides smooth, uniform rotation in all directions and a quick, firm reponse to steering movements.