Linear motion linear shaft support rail Aluminium alloyseries As a professional linear motion products manufacturer with many years expriences, we could offer many kinds of linear shaft support rail aluminium alloy TBR, SBR series and good quality but more competitive price of linear shaft support rail TBR, SBR series. 1. TBR, SBR rail series 2. Professional manufaturer, good quality 3. Spot goods 4. Max length: 6050mm 5. Free sample