Speedmaster Gas Strut and Square drive cable system. It can be quickly adjusted from positive to negative thrust angles with the included 4mm titanium turnbuckle. Has a 3 Bolt Transom Bracket and Comes with a 24" Square Drive Cable Comes with a 1/4" square drive Shaft, & a 3 Bolt Transom Bracket. Includes a 24" 1/4" Square Drive flex Cable and has a 4mm Titanium Adjuster Turnbuckle. Specs: Length Approximately 6" to Prop Tips. Round Bottom with 1/4 Brass Bushing. Mounting plate measurements: Width 39 mm, Height 58 mm It is constructed from high-quality aluminum and CNC-machined to tight tolerances. Includes: (1) Speedmaster Gas drive in 1/4 Drive (1) 1/4" square flex cable Requires: .250(1/4") Strut requires K&S# 8133 5/16" brass stuffing tube.
Note: Picture 4 shows this installed on a mono. The turn fins and other items in that picture are not included.