The Westlake Match Rod Rest Arm 16cm is a seat box accessory arm that can be used for several different things. Suggested uses include pole sock fitting, short front rest, rear rest for feeder fishing, bait waiter fitting arm, rod rest arm and even an up-and-over pole roller holder. It\'s fitted with a 3/8BSF screw fitting and detaches from the main knuckle by releasing the locking wheel. The rod rest arm will fit most modern-day seat boxes that have leg diameters of 25mm, 30mm or 36mm. (Image shows seatbox which is not included.)Length 16cm.Short rest.Detach wheel.