RPM Discs

Kahu OS

SMALL BRANDDISCONTINUED
(2)
Distance Driver
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The Kahu OS is RPM's more stable Kahu variant, rated 13/4/0/4. It fits a player who wants a fast driver with a strong return and less turn in the early flight. Lower-power throwers may find the fade arrives before the disc produces useful distance. RPM explicitly separates the OS version from the standard Kahu in its product information. The suffix is therefore part of the buying identity, rather than a decorative stamp detail.

The Kahu OS is RPM's more stable Kahu variant, rated 13/4/0/4. It fits a player who wants a fast driver with a strong return and less turn in the early flight. Lower-power throwers may find the fade arrives before the disc produces useful distance.

RPM explicitly separates the OS version from the standard Kahu in its product information. The suffix is therefore part of the buying identity, rather than a decorative stamp detail.

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Flight

Source: RPM Discs

Arm speed

NoviceIntermediatePro
SpeedHow hard the disc must be thrown to fly as designed. Putters are 1 to 3, the fastest drivers 14 and up.
13
GlideHow long the disc stays in the air. More glide means more distance from the same throw.
4
TurnHow much it drifts right early in flight (right-handed backhand). More negative, more drift.
0
FadeHow hard it hooks left as it slows down (right-handed backhand). Higher, stronger hook.
4
StabilityTurn plus fade. Negative drifts right and is easier for beginners. Positive finishes left.Turn + Fade
4

Dimensions

Source: PDGA
DiameterHow wide the disc is, edge to edge. Almost every disc is 21 to 22 cm.
21 cm
HeightHow tall the disc is lying flat. Putters are usually the tallest.
1.5 cm
Rim DepthHow deep the rim is underneath, where your fingers grip. Putters have the deepest rims.
1.1 cm
Rim ThicknessHow wide the rim is. Wider rims make faster discs that need a stronger throw.
2.4 cm
Rim Inside DiameterThe width of the flat middle, inside the rim. Bigger usually means a slower, easier disc.
16.2 cm
Rim Depth/Diameter RatioRim depth as a share of the disc's width. Higher means a deeper rim for its size.
5.2%
Rim ConfigurationA PDGA score for the shape of the edge. Low is sharp, like a driver. High is rounded, like a putter.
31.5
BeadA small ridge under the edge of the rim, mostly on putters. It changes how the disc feels in hand.
No

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Reviews

2 reviews from 1 store

The RPM Discs Kahu OS has only 2 reviews so far, so one opinion can swing the picture. That's why there's no star average yet.

Try Discs adds up reviews from six disc golf stores, so you see what players think across stores, not just at one shop. Reviews are great for spotting proven, popular discs. Take the details with a grain of salt, though: runs, plastics and skill level all change how a disc flies, so your experience may vary.

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From 1 store

Ratings and counts come from each store's own customer reviews.