Protect your Scotty downriggers with our new downrigger and mount locking systems. Made of stainless steel. CHASSIS LOCK All Strongarm, Longarm and Electric models. Locks main base bolt to the No.1023 tilt mount on 1080-1119 models. SWIVEL MOUNT LOCK Locks single knob of the No. 1026 Pedestal Swivel Mount. LOCKING KIT Combination of the No. 3130 Chassis Lock and No. 3131 Swivel Mount Lock for complete protection at a package price.