Apple II keyboard - ALPS short stem 12° adapter

Replacement adapter for the "ALPS Short Stem" keyboard switch for the Apple II or II+

See the pictures or this archived Apple documentation for details:

https://archive.org/stream/DTCA2DOC-223_repair_IIe_1989#page/n53/mode/1up

This is the 12-degree adapter, Apple part #815-0182

Available for sale here: https://www.shapeways.com/product/5LPTBXNU3/apple-ii-keyboard-alps-short-stem-12-deg-adapter?li=shop-results&optionId=57494071