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Quantity in Basket:none
Item#: WP-155

Reg Price: ~~75.00~~
Your Price: 67.50

Quantity:

Bi-Rola Rule

Bi-Rola Rule -

Patented vertical and horizontal rolling motion simplifies course and plotting calculations.

Unique radial arm allows you to automatically include compass corrections in course plotting.

Patented four-way rolling motion.

Roller body has protractor markings and nautical mile scale.

Radial arm has Loran interpolator scales and 200 mm rule.

Automatic compass corrections.

When radial arm and body are used jointly, bi-role rule becomes 17" (440 mm) divider (approximately).

Speed/time/distance table included.

Easy to follow directions.

Protective, durable vinyl pouch.

Dims: 13 7/8" x 2 5/8" x 1" (352 x 67 x 25 mm).

Weight .75 lbs. (340 g).

View a large image of the Bi-Rola Rule.

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