ball bearing
Bearings
Dimensions: 7 x 22 x 7mm (Inner Diameter: 7mm, Outer Diameter: 22mm, Width:7mm)
Material:Chrome steel(Gcr15) inner& outer rings 5 pcs Zro2 balls
Retainer Sealptfe
Suited for
Figure skating double roller skate quad skate wheels..
Impact Load: 170kg~220kg
Contents of 1 lot:
Type 1 :8 pcs Zro2 bearing + 1 pc colorful plastic box （627skb009a）
(Pls note : Color is at random)
Type 2 :10 pcs Zro2 bearing + 1 pc soft plastic tube. （627skb009b）