I have an unused (still mostly packaged) Ultraflex Morse control unit
Part number: 39127V
The new RRP is £166 here
selling for £144 so say £130 ish
The description below was coppied from a website so hopefully correct
SIDE MOUNT CONTROLS
Single lever / dual action control to operate both throttle and shift.
Suitable for any type of boats with outboard, inboard or I/O power plants.
Enables easy and safe shifting by preventing accidental gear engagement unless engine is idling
Can be installed horizontally or vertically, on the starboard or port side of the boat
Made of painted marine aluminum
Pull-out handle disengages shift for warm-up
Neutral safety switch X12 - 34543 Q (optional) prevents in-gear starting
Provided with a positive lock-in neutral to prevent accidental gear engagement
For use with all Ultraflex engine control cables except C22 or C4.
Ultraflex C5 and C16 cables require K35 - 34730 U connection kit.
To connect C14 cable to engine, use K51 - 32526 N connection kit.
Exceeds EN 11547 standards when X12 safety switch is installed
Black finish with positive lock-in neutral.
Compatible with Teleflex Morse 33c type systems.