ARRMA 1/10 3S BLX battery bay (Granite, Senton, Big Rock) — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/arrma-3s-blx-battery-bay/  (sheet CC BY 4.0)
Basis: Manufacturer specifications (ARRMA (Horizon Hobby))
Catalog version: 2026-10-20

Overall (mm): length 165, width 51, height 48
- ARRMA publishes the same battery bay for its 1/10 4x4 3S BLX trucks. The file is the 165 × 51 × 48 mm maximum battery envelope, useful for battery-tray inserts and spacers.
- Strap and post positions are not published.
- True size, no printing tolerance added. Only published numbers are used; anything not published is said so.

dimension  value
Max battery (blocks removed)  6.50 × 2 × 1.9 in (165 × 51 × 48 mm)
Tray with blocks fitted  5.5 × 2 × 1.9 in (140 × 51 × 48 mm)
Kraton 4S max battery  6.50 × 2.01 × 1.89 in (165 × 51 × 48 mm)
Pack type  2–3S hard case LiPo, IC5 / EC5

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- ARRMA (Horizon Hobby): 1/10 Granite 3S 4X4 RTR — web — Publisher's page; dimensions are facts — https://www.arrma-rc.com/en/product/1-10-granite-3s-4x4-rtr-brushless-monster-truck/ARA102720.html
- ARRMA (Horizon Hobby): 1/10 Senton 3S 4X4 RTR — web — Publisher's page; dimensions are facts — https://www.arrma-rc.com/en/product/1-10-senton-3s-4x4-rtr-brushless-short-course-truck/ARA102721.html

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/arrma-3s-blx-battery-bay/index.json
API: https://xemstudio.com/api/geometry?object=arrma-3s-blx-battery-bay