Sourceshttps://nipponshaft.com/, https://nipponshaft.com/company/about/, https://nipponshaft.com/product/steel/brand_modus.php, https://nipponshaft.com/product/steel/steel_spec.php
FamiliesN.S. PRO Modus3 (Tour 105/110/115/120/System3 125/130), Modus3 Luxury Black, Modus3 Wedge, Modus3 Hybrid, Modus3 Hybrid HL, N.S. PRO 950GH / 950GH neo, N.S. PRO 850GH, N.S. PRO 750GH, N.S. PRO 1050GH, N.S. PRO 1150GH, Zelos 6 / 7 / 8, N.S. PRO Regio Formula (MB+, PLUS), N.S. PRO Putter
Story MdThe best fact about Nippon Shaft is that its parent company makes valve springs for car engines. NHK Spring Co. Ltd. of Yokohama has been drawing and heat-treating precision steel for the automotive industry for decades, and Nippon Shaft — founded in early 1959 — is what happens when that discipline gets pointed at golf. It shows up in the product: this is the house that made steel light without making it feel cheap.
## The shaft that changed what steel could weigh
In 1999 Nippon introduced the **N.S. PRO 950GH**, which the company describes as the first sub-100 gram steel shaft that still held the consistency of traditional steel. Before that, if you wanted a lighter iron shaft you went to graphite and accepted graphite's feel and graphite's price. After it, "lightweight steel" became a category, and a lot of golfers who had been fighting a 130 gram shaft got to stop.
That line is still here, as **950GH** and **950GH neo**, running about 94.5 g in R up to 104 g in X. Below it sits **750GH** at 79-83 g and above it **850GH**, **1050GH** and **1150GH**, climbing in tidy steps to about 121 g. And below all of them is **Zelos** — Zelos 6 at 68.5 g, Zelos 7 in the mid-70s, Zelos 8 in the mid-80s — which is genuinely startling if your mental model of a steel iron shaft is "heavy."
## Modus3, and reading the model numbers correctly
**N.S. PRO Modus3** is the tour line, developed, in the company's words, "in response to the specific requests of PGA Tour professionals," with a distinct bending profile per model rather than one profile scaled to different weights. The family runs **Tour 105, 110, 115, 120, System3 Tour 125, Tour 130**, plus **Luxury Black**, a **Wedge** in 105/115/125 and a **Hybrid**.
Now the part almost nobody tells you, and it is right there in Nippon's own spec table: **the number in the model name is not the weight of the shaft you will get.** Modus3 Tour 105 weighs about 103 g in R, 106.5 in S and 112 in X. Tour 120 weighs 111 g in R and 126 in TX. Tour 130 weighs 121 g in R. Tour 115 is 117.5 to 119.5. The names denote a family and a rough class; the flex you order moves the actual mass by ten grams or more, and the ladders overlap heavily between models.
If you are shaft shopping on weight — and you should be — read the spec table, not the badge. A Modus3 Tour 130 in R is lighter than a Modus3 Tour 120 in TX. That is not a trick; it is just how the naming works, and it catches out a great many golfers who assume the number is the gram figure.
One more thing the table gives away: Nippon lists trajectory per model, and Modus3 Tour 130 is listed as **High** while Tour 105, 115, 120 and 125 are all **Mid** and the Wedge is **Low**. The heaviest one is not the lowest-launching one. Again, read the table.
## The graphite side, and the putter shelf
Nippon's graphite line is smaller and centers on **N.S. PRO Regio Formula**, including the **MB+** and **PLUS** builds, alongside **Modus3 Hybrid** and **Modus3 Hybrid HL** — a graphite-on-steel hybrid design — and an **N.S. PRO Putter** series. The company reports its shafts on hundreds of world tour victories.
## Who this house is for
Nippon is the answer for a golfer who wants steel's settled feel and steel's consistency but genuinely cannot carry steel's traditional weight — the player in their sixties who has lost a bit of speed, the junior who is not strong enough for Dynamic Gold yet, the golfer with a wrist or elbow that has opinions. Zelos and the 950GH family exist for exactly those people, and they are a far better answer than "just play graphite" for someone who likes how steel feels.
It is also, quietly, a precision brand. Nippon's own copy leans on exacting tolerances and heat treatment rather than on carbon-fiber theatre, and the published spec table is one of the most complete on this shelf.
## In a bay
This is the catalog to use if you want to run a proper weight ladder. Because Nippon publishes real gram figures per flex, you can pick three shafts that differ by roughly ten grams each and change one variable at a time. Hit twenty balls per rung with the same iron head, and look at carry spread and peak height rather than your longest one.
Most golfers who have never done this discover that they are playing an iron shaft ten to twenty grams heavier than the one that produces their tightest window. Finding that out costs a bay hour. Ignoring it costs you every round.
Prices sit in the mid tier for steel — above the value end, below the premium graphite houses.
Related Slugsguide-to-golf-shafts, shaft-specs-decoded, steel-vs-graphite-shafts, shaft-flex-explained, spec-sheets-skeptically
Stock PlacementsNippon steel is a common no-upcharge stock option in Japanese-market and players' iron sets, and a standard custom-department choice worldwide., The 2026 model-by-model OEM stock menus were NOT verified from the club makers' own pages and are not printed.