Load bar 100 × 10 × 8 with 3 rope sockets and a weight stem — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/load-bar-100-sockets-m40-20-50/  (sheet CC BY 4.0; files Xem Studio Design License, https://xemstudio.com/license/)
Basis: Xem Studio design following Brown's figure (1868); true size, no printing allowance
Catalog version: 2026-10-20

Overall (mm): length 100.0, width 10.0, height 16.0
- Bar with Ø3 × 5 rope-end sockets on top at x = -40, 20, 50 and a Ø3 × 8 stem below at x = -10, the line of the ropes' resultant pull, so the weight hangs level.
- Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features).

dimension  value
bar  100 × 10 × 8 mm
sockets  x = -40, x = 20, x = 50
stem  x = -10

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Henry T. Brown (1868, public domain): Five Hundred and Seven Mechanical Movements — scan on archive.org — web — Publisher's page; dimensions are facts — https://archive.org/details/fivehundredseven00browiala
- 507movements.com: Brown's movement No. 16: figure, his text and an animation — web — Publisher's page; dimensions are facts — https://507movements.com/mm_016.html
- Xem Studio: drawing — web — Publisher's page; dimensions are facts — https://xemstudio.com/objects/third-system-pulleys-7-to-1-mechanism/

Free files (Xem Studio Design License, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/load-bar-100-sockets-m40-20-50/index.json
API: https://xemstudio.com/api/geometry?object=load-bar-100-sockets-m40-20-50