Special ball bearings S628 with material stainless steel and U groove outer ring ,with this design this bearings can work well in different guide track.
608 custom size bearing with U groove material stainless steel can widely used for slding shower door rollers,and we also can produce v groove track rollers for you .
6 * 30 * 8mm U Groove Bearings (gothic arch) produced with Chrome steel Gcr15 and the bearings are with two sides rubber seals can protect bearing from dust ,and we can produce with OEM service .
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