The Asymmetric grip improves helming performance; Tiller extension lengths: 900 series - 600mm - 900mm; More feedback - for accurate and precise control; More mobility - maintains the best helming position for optimum trim and visibility; Less fatigue - correct helming position reduces back pain and improves concentration; Asymmetric grip fits the hand and supports the wrist, on or off the wind; Allows two handed helming with arms relaxed into a more comfortable, elbows-down position; Push-button adjustment with Torlon ball locking mechanism; Strong stainless steel swivel joint for precise control; Removable fast pin for easy stowage; Integral shock absorber