Bore (d): 30mm/ 1-3/16"
Outer Diameter (D): 72mm/ 2.8346"
Width (B): 19mm/ 3/4"
Mass: 0.335kg/ 0.738lb
Balls & Rings Material: bearing steel
2MM: 15° contact angle, superprecision ABEC‑7
WI: outer ring with reduced shoulder height
CR: phenolic bearing cage