Shimano HP-R501 1 1/8″ Vintage Threaded Headset

Features

• New Old Stock Shimano Threaded Headsets
• Caged bearings
• Resin seal on crown race
• Suitable for 1 1/8" threaded forks
• Suitable for 25.4mm quill style stems

Product Details

• ASIN: B00JGVTX8O
• Item model number:
• Average Customer Review: Customer Reviews

Product Description

The HP-R501 headset was released in the early 90s and was part of the R500 groupset. These headsets were what was widely considered to be an oversized 28.6mm steerer opening. This means that it is compatible with a 1 1/8" threaded fork.

Features:

• Black and Silver Steel Threaded Headset
• Caged bearings
• Resin seal on crown race
• Suitable for 1 1/8" threaded forks
• Suitable for 25.4mm quill style stems
• Release date early 1990s
• Comes without Shimano packaging
• Crown race diameter 30mm