Rollerid on silindrilised pikad

ISO	GOSTi nimetus	Nominal diameter Dw (mm)	Nominal length L w (mm)	Weight of 1000. (kg ≈)	Russian standard number
-	9х27	9,0	27,0	13,40	25255-82
-	9х36	9,0	36,0	17,90	25255-82
-	9х45	9,0	45,0	22,40	25255-82