Roller follower Ø10 on a Ø3 pin — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/roller-follower-10/  (CC BY 4.0)
Basis: Xem Studio drawing
Catalog version: 2026-10-20

Sizes: see table below
- Ø10 × 4 mm roller with a Ø3.2 bore: rides a cam profile with rolling instead of sliding contact.

dimension  value
roller  Ø10 × 4 mm
bore  Ø3.2

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Xem Studio: drawing — web — Publisher's page; dimensions are facts — https://xemstudio.com/objects/heart-cam-mechanism/

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/roller-follower-10/index.json
API: https://xemstudio.com/api/geometry?object=roller-follower-10