| E1 | 4.764 in |
| D | 1.4960 in |
| Piston Length of Travel | 0.197 in |
| Assembly Weight | 11.7 lb |
| Major Diameter B | 4.716 in |
| E | 6.260 in |
| Piston Area | 9.5 in² |
| Threads No. per Inch | 12 |
| C | 7.480 in |
| A | 0.2360 in |
Bullseye Bearings ABEC 9 Skateboard ...
The Bullseye ABEC 9 Bearing. Bearings are circular pieces of steel with flat sides that contain eight lubricated balls, their purpose is to keep wheels running
Abec 9 Skateboard Bearings | Lily Bearing
Abec-9 has been the highest grade in bearing industry. The Abec 9 rollerblade bearing can be applied to any harsh conditions with high speed requirements
Abec vs. Skate Rated™ - Support - Bones Bearings
In an application like this, an ABEC - 7 or 9 bearing rating may be appropriate. However, a skateboard with 54mm wheels turning 20,000 RPM will be traveling
ABEC scale - Wikipedia
The ABEC scale is an industry accepted standard for the tolerances of a ball bearing. ... There are five classes from largest to smallest tolerances: 1, 3, 5, 7, 9
The ABEC Myth | TransWorld SKATEboarding
Jul 13, 2002 - The ABEC rating system uses odd numbers, ranging from 1 to 9. The higher the number, the tighter the tolerance of the bearing, and thus, the