What does RG and differential mean in bowling balls?

In short, the RG of a bowling ball is an account of the location of that mass inside the given bowling ball. Differential of RG is the difference between the maximum and minimum Radius of Gyration. RG-differential indicates the bowling ball's track flare potential.

What does RG mean in a bowling ball?

Low RG vs.

Measured in inches, radius of gyration is the distance from the axis of rotation at which the total mass of a body might be concentrated without changing its moment of inertia. Simply put, RG is when your ball begins to rev up. Low RG bowling balls rev up earlier on the lane than high RG bowling balls.

What does differential do to a bowling ball?

Differential is an indicator of a bowling ball's track flare potential. Bowling balls with lower differentials are more stable, therefore generating less track flare potential. Bowling balls with higher differentials are unstable, therefore generating a much larger track flare potential.

What does a lower differential mean for a bowling ball?

039-LOWER. The differential is defined as the difference between the maximum and minimum RG. So the DIFFERENTIAL tells us the bowling balls flare potential (or overall hook). This measurement determines the flare potential as a rating of high, medium, low.

How do you read bowling ball specs?

The circumference of a bowling ball 13 lbs. or greater is 26.7" minimum, 27.002" maximum. The diameter of a bowling ball 13 lbs. or greater is a minimum of 8.5" and a maximum of 8.595". The Radius of Gyration of a 13 lb. ball or greater is a minimum of 2.46" and a maximum of 2.8".

What is high RG?

High RG means the exact opposite: the higher the number, the more length the ball will create. When we see the RG number advertised on a ball box, they provide the low RG plane number. This is industry standard across the board for all balls. RG ranges from 2.460” – 2.800”

What is hook rating for bowling balls?

The Perfect Scale® ranges from 1 to 300. Plastic bowling balls with very low hook potential, rate a 5. The highest number achieved on the scale to date is 237.7. As you can see, we've left room for improvement on our scale in anticipation of new technologies that will add additional hook potential.

What does backend mean in bowling?

Backend is the ability to convert the ball's revolutions in to a forward move in the final 3rd of the lane, after the ball reached its breakpoint and revolution axis and the ball's path point into the same direction: the pocket.

What bowling ball should I use?

Find your ideal ball weight.

Some say your ball should be approximately 10 percent of your body weight, up to the maximum 16 pounds. Most pro bowlers use 16-pound balls, although more than you think use 15-pounders. Another method is to add one or two pounds to the weight of the house ball you normally use.

Can you use Windex on a bowling ball?

According to most bowlers who have used Windex as a bowling ball cleaner, it does wonders getting dirt and grime off the bowling ball.

What are the numbers on bowling balls?

Bowling balls have a RG (Radius of Gyration) converted to a scale of 1-10. RG numbers range from 2.460 to 2.800, but some companies have converted them to a 1-10 scale to help give the consumer a better frame of reference. Mass distribution numbers describe the distribution of mass in the bowling ball.

What is the correct bowling form?

Hold your hand straight while you swing the ball out and back. Begin to rotate the wrist, hand, and fingers on your bowling arm toward the opposite side of your body as the ball comes forward. If you're left-handed, rotate your wrist toward the right. If you're right-handed, rotate your wrist toward the left.

What bowling shot does not curve?

The straight shot is exactly what its name implies except that it is rolled down the alley slightly off center in order to hit the first pin at an advantageous angle. The hook shot consistently beats other shots in producing strikes.

What's the best bowling ball out right now?

Top 10 Bowling Balls

1. Brunswick TZone Caribbean Blue Bowling Ball. ...
2. Elite Star Blue Pearl Bowling Ball. ...
3. Hammer Black Widow 2.0 Bowling Ball. ...
4. Columbia 300 White Dot Lava Fire Bowling Ball. ...
5. Storm Electrify Pearl Bowling Ball. ...
6. Storm Tropical Surge Pearl Pink Purple Bowling Ball. ...
7. Motiv Fatal Venom Bowling Ball.

What does length mean in bowling?

Generally, length describes the relative distance a bowling ball gets before it starts to hook in the mid-lane. Because of factors based on the core design of any given bowling ball, one ball will have a longer skid distance rating than another.

What does high flare mean in bowling?

The more flare potential a ball has, the higher hook potential. Balls can be drilled to take advantage of the balls flare potential or reduce its effect. The more revolutions you can generate, the more flare you will get. Flare allows the fresh ball surface to contact the lane each time it rolls.

What bowling ball hits hardest?

The Ebonite Choice is the most aggressive bowling ball out there thanks to its durable GSV-1 cover stock which eats up heavy oil patterns and turns it into fiery back-end reactions.

What bowling ball is best for a straight Bowler?

6 Of The Best Bowling Balls For Straight Bowlers

• Globe Viz-A-Ball Bowling Ball. Globe Viz-A-Ball Bowling Ball (12lbs) ...
• Motiv Venom Cobra Bowling Ball. Motiv Venom Cobra Bowling Ball, Black Bronze Pearl with Gold Silver, 15 lb. ...
• Storm Ice Blue/White Bowling Ball. ...
• Hammer Black Widow Bowling Ball.

What Coverstock hooks the most?

Urethane– This coverstock is more durable than plastic and offers more friction between the ball and the lane surface. Therefore, urethane has a higher hook potential than plastic. Due to the increased friction on the lane, urethane tends to deflect less which results in better pin action.

What does low RNG mean in bowling?

Low RG numbers indicate that the balls mass is distributed more towards the center (center heavy) which promotes an earlier roll through the front part of the lane. Medium RG describes sufficient bowling ball skid length to reach the mid-lane before transitioning into the hook phase of overall motion.

What are the 4 basic shots in bowling?

There are basically four different types of shot, or deliver in Lawn Bowling:

• The Draw. A drawing Shot is the most common and it is really what the game is all about. ...
• The Yard On. ...
• The Running Shot or Ditch Length Shot. ...
• The Drive.

Which leg should be forward when a right handed bowler delivers the ball?

During the first step, the right foot steps forward as the right arm pushes the ball out and down toward the right foot simultaneously. At the end of the first step, the ball should be poised above the right foot. The left hand should continue to help support the ball throughout this step.

What is the angle at which finger holes are drilled called?

“Pitch” is the angle at which the finger holes are drilled.

What does delivery mean in bowling?

The angle your bowling ball leaves your hand and contacts the lane surface as your ball travels to the dovetails (just beyond the bowling arrows) is measured against the line created by the boards of the lane and is known as your delivery angle. A bowling ball delivery angle can vary as many as 12 degrees.