Pair of Bench Seat Hinges, For Light-Weight Seat Tops, For Seat Top Weight 26.4 lbs (12 kg) 1 Set Lid Stay Bench Seat Hinge, For Light Weight Seat Tops, Bench Seat Hinge, For Light Weight Seat Tops Hinge design ensures safe retention of seat top in raised position at an angle of 95 Hinge joints incorporate a stop to prevent the open seat from slamming against the fitting Springs for seat tops weighing 8 and 12 kg (17.6  26.4 lbs.) counterbalance the weight of the seat top and assist opening. Guarantee approximately 110 mm (4 5/16) of forward movement Material - Steel with spring. Item sold in pairs. Finish: Blue zinc (64301516 or 64301525)