
YZXQ :: Box Sliders (Aluminum)
TBR…UU / TBR…LUU Support Blocks
Open blocks for supported shafts with a low mounting height and two length options.
TBR16 – TBR30 · SCJ…UU availableOverview
TBR blocks run over a supported shaft and bolt down through the base, giving a low overall height for compact axes. Single-length TBR…UU and double-length TBR…LUU bodies share the same rail interface; the matching SCJ…UU blocks are available for the same shaft sizes. Sizes cover 16 mm to 30 mm shafts.
Key Features
- Low mounting height
- Single and double length bodies
- Base mounting through the housing
- SCJ blocks available for the same shafts
Technical Specifications
Reference dimensions per model — request the full datasheet

| Model | W (mm) | G (mm) | A (mm) | K (mm) | h (mm) |
|---|---|---|---|---|---|
| TBR16UU | 62 | 26 | 8 | 30 | 18 |
| TBR20UU | 67 | 31 | 10 | 37 | 21 |
| TBR25UU | 82 | 41 | 12 | 50 | 28 |
| TBR30UU | 91 | 48 | 12 | 60 | 33.5 |
| TBR16LUU | 62 | 26 | 8 | 60 | 18 |
| TBR20LUU | 67 | 31 | 10 | 70 | 21 |
| TBR25LUU | 82 | 41 | 12 | 100 | 28 |
| TBR30LUU | 91 | 48 | 12 | 110 | 33.5 |
Full datasheets with exact dimensions, load ratings and tolerances are available on request — contact us with your model list for the complete specification.
Material Options
- Anodized aluminum housing
- GCr15 chrome steel bushing
- Wiper seals
Customization Options
- Matched shaft and rail sets
- Stainless bushing option
- Custom drilling
- OEM kitting
RFQ
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Reference dimensions per model — request the full datasheet
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