Take the headache out of replacing and resealing deck hardware

Marine Formula™ Is specifically designed to break the bond of polyurethane and silicone adhesives, including 3M™ 5200, 4200 and 4000 and Sika™ 291 adhesives.

Also effective for removal of polysulfide adhesives, caulks, decal and tape film, gaskets, seals, silicone rubber, gum on carpet, soft paint overspray and more. It will not harm fiberglass, any two part paint systems, or Plexiglas. 12oz

Key Features
Break the bonds of polyurethane & silicone adhesives
Removes all masking tape, shrink wrap tape, duct Tape adhesives
Removes black rub marks
Cleans adhesive residue
Will not harm Gelcoat, Clear Coat, PlexiGlass, AwlGrip®

https://www.westmarine.com/buy/marine-formula--polyurethane-adhesive-spray-cleaner--1222229