All patterns
PR7.2
USBCSport
2021 U.S. Open PTQ
PR7.2What's this?Designed for: VARIABLE MICROLITER STREAMS | DUAL CONDITIONING TANKS | REVERSE DROP BRUSH
- Distance
- 41 ft
- Volume
- 30.69 mL
- Ratio
- 1.76:1
- Drop brush
- 37 ft
- Forward
- 23.04 mL
- Reverse
- 7.65 mL
- Tanks
- ICE & ICE
- Pump
- MULTI
Forward loads
| # | Start | Stop | Loads | Mics | Speed | Buff | Tank | Distance | T. oil |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2L | 2R | 4 | 48 | 18 | 3 | A - Ice | 0 → 8 | 7,104 |
| 2 | 2L | 4R | 3 | 45 | 18 | 3 | A - Ice | 8 → 15 | 4,725 |
| 3 | 4L | 6R | 2 | 55 | 10 | 3 | A - Ice | 15 → 18 | 3,410 |
| 4 | 7L | 8R | 2 | 50 | 18 | 3 | A - Ice | 18 → 23 | 2,600 |
| 5 | 2L | 2R | 1 | 40 | 18 | 3 | A - Ice | 23 → 25 | 1,480 |
| 6 | 5L | 5R | 3 | 40 | 22 | 3 | A - Ice | 25 → 35 | 3,720 |
| 7 | 2L | 2R | 0 | 50 | 22 | 3 | A - Ice | 35 → 41 | 0 |
| Total | 23,039 µL | ||||||||
Reverse loads
| # | Start | Stop | Loads | Mics | Speed | Buff | Tank | Distance | T. oil |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2L | 2R | 0 | 50 | 30 | 3 | B - Ice | 37 → 36 | 0 |
| 2 | 13L | 15R | 3 | 50 | 30 | 3 | B - Ice | 36 → 23 | 1,950 |
| 3 | 15L | 6R | 2 | 50 | 30 | 3 | B - Ice | 23 → 15 | 2,000 |
| 4 | 2L | 2R | 2 | 50 | 30 | 3 | B - Ice | 15 → 7 | 3,700 |
| 5 | 2L | 2R | 0 | 50 | 10 | 3 | B - Ice | 7 → 0 | 0 |
| Total | 7,650 µL | ||||||||
Pinlocity Rating (PR)
How hard this pattern plays, 1 (a walled house shot) to 10 (long, flat, and heavy). Tough. Computed from the sheet numbers and the load tables; no opinions involved.
- Ratio 45%9.2Flatter patterns score higher. 10:1 walls score 1, dead flat scores 10.
- Distance 25%3.939 to 41 ft is the playable band; longer and shorter both climb.
- Outside oil 20%6.7Oil on boards 3 to 7 takes away the miss room, measured from the load tables.
- Volume 10%7.620 to 26 mL is typical; heavier or lighter both add difficulty.
What the community throws here
Collecting. Community insights unlock once 25 different bowlers have shared games on this pattern.
0 of 25 bowlers so far. Log games on this pattern and turn on Contribute my games anonymously under a bowler's Privacy tab to help. Nothing identifying is ever stored in the totals.
Notes
Kegel Pattern Library: Usbc Patterns / U.S. Open.
Sheet dated 2021-01-01. Pattern data from the Kegel Pattern Library, reproduced with credit to Kegel and USBC.

