• Catalina 25 backstay and forestay to the masthead casting (2 ea)
• Catalina 25 axle for the masthead halyard sheaves (2 ea)
• Catalina 25 Mains'l topping lift clevis pin (1 ea)

• Catalina 27 masthead main and jib halyard sheaves (2 ea)
• Catalina 27 OEM masthead spinnaker halyard pin (which was never adequate) (1 ea)
• Catalina 27 boom topping lift. (1 ea)

• Catalina 25 and Catalina 27: mains'l tack pin on the gooseneck.

• Catalina 28 early flat sided masts only (same masthead as the Catalina 27)

The forestay and backstay on the Catalina 27 require a larger 3/8" diameter pin shown below under "May we also suggest"