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Fix a Weak Grip: 5 Aids I Tested, $15-$120

By Tommy Strawn Β· August 10, 2026 Β· 7 min read

Fix a Weak Grip: 5 Aids I Tested, $15-$120

I fought a slice for three years. Lessons, new drivers, different ball positions, stronger trail hand. Nothing stuck. The slice always came back, usually on the first tee when it mattered most.

Then a pro watched me hit three balls and said, β€œYour grip is so weak you might as well be holding the club with your elbows.” He was right. I could see one knuckle on my lead hand at address. Two is the minimum. Three is better.

These five training aids lock a grip fix in permanently. I tested each one. Instructors tell you the grip is weak and stop there. Nobody hands you a tool. These do.

The problem with grip changes is that they feel wrong for weeks. Your brain screams at you to go back to the familiar weak position, and one bad round sends you right back. These five products solve that by giving you physical feedback your hands cannot ignore.

How to Tell If Your Grip Is Too Weak

Stand at address and look down at your lead hand. Count the knuckles visible above your thumb. Zero or one: your grip is weak, and your clubface is probably open at impact. That is your slice right there.

A weak grip means your hands are rotated too far toward the target. The clubface stays open through impact. You compensate by flipping your wrists or coming over the top. Sometimes it works. Most times it does not.

The fix is simple but not easy: retrain your hands to sit stronger on the club.

The Five Products

1. G-Rip Mentor Training Grip: The Snap-On Fix

~$20 at g-rip.com and Amazon

The G-Rip is a molded training grip that slides onto any iron and forces your hands into the correct position. Grooves and contours physically guide your fingers to the right spots. There is no ambiguity. Your hands go where the mold says they go.

It comes in men’s, women’s, and junior sizes, with left-handed and right-handed versions. The grip is for practice only. It does not conform to tournament rules. But for 25 morning swings in the backyard and 25 more in the evening, it builds muscle memory fast.

The limitation: you need a spare club to leave it on. Taking it on and off between swings defeats the purpose. Find an old 7-iron, install the G-Rip, and leave it by the back door.

The SKLZ Grip Trainer ($17.99 at Amazon and sklz.com) is the alternative at this price point. It is a snap-on attachment, not a full replacement grip. Same concept: molded guides for hand position. The SKLZ fits over your existing grip and comes off easily. Less permanent, less durable, but also less commitment if you want to try the concept before buying a dedicated practice club.

Verdict: Buy either one for $18. The G-Rip feels more substantial. The SKLZ is easier to swap between clubs. Both get the job done for the price of a dozen range balls.

2. Tour Striker Educator: The Wrist Cop

$60–$65 at Amazon

The Educator clips onto your grip and has a plastic arm that presses against your lead forearm when your wrist cups. For a weak grip fix, it serves a secondary purpose: it forces you to keep your lead wrist flat or slightly bowed through impact. A stronger grip naturally promotes this position. The Educator gives you physical feedback when you drift back to weak.

The Educator has become a cult favorite on Reddit and MyGolfSpy because it is dumb in the best way. No Bluetooth, no calibration, no charging. Just a piece of plastic that tells your wrist where to be.

The bad: it only catches wrist cupping. If your primary fault is an open clubface from a weak grip rather than wrist breakdown, the Educator will not catch that directly. It complements a grip trainer, it does not replace one.

Verdict: The best follow-up after a grip trainer. Use the G-Rip or SKLZ for a week, then add the Educator to lock in the wrist position that a stronger grip enables.

3. Alignment Sticks: The Free Fix

$15–$30 at Amazon (SuperStroke, Callaway, or generic)

Alignment sticks are not sexy but they cost less than a sleeve of Pro V1s and do more for your grip than most gadgets.

Place an alignment stick across your fingers at address, parallel to the clubface. If you can see the stick pointing at your target, your grip is square or strong. If it points left, your grip is weak and your clubface is open.

Thirty seconds of feedback per session. Zero setup time. The cheapest grip check in golf.

Verdict: Buy a pair. One for alignment. One for the grip drill. You will use both every range session.

4. Lag Shot 7-Iron: The Full-Swing Test

$119 at Amazon

The Lag Shot is a flexible-shafted 7-iron that punishes bad tempo and rewards proper sequencing. For a weak grip specifically, it provides an unforgiving test: if your grip is weak and your face is open, the flexible shaft exaggerates the miss. The ball goes nowhere useful.

But when your grip is strong enough to square the face and your tempo is smooth, the Lag Shot delivers a pure strike that feels better than it should. The feedback loop is immediate. Weak grip = bad result. Strong grip + smooth tempo = flushed.

At $119, it is the most expensive product here. It is also the one that proves whether your grip fix is translating to real ball flight. You can dry-swing the G-Rip a thousand times, but the Lag Shot tells you if it is actually working under pressure.

Verdict: Buy after you have done two weeks with a grip trainer. The Lag Shot confirms the fix. Without the grip trainer foundation, it just tells you your swing is broken, which you already knew.

5. Gary Wiren Impact Bag: The Position Check

$55 at Amazon

The Impact Bag is a heavy canvas bag you fill with old towels and hit with a club. At impact, the bag stops the club dead and shows you exactly where the face was. For a weak grip, you want to see a square or slightly closed face at the moment of truth. If the face is open, your grip is still drifting weak.

It is ugly. It is loud. It costs $55 for a canvas sack. But hitting 20 impact-bag shots at the end of a range session ingrains the position better than any video analysis. Your body remembers impact, not backswing.

Verdict: The finisher. After grip trainer, Educator, and Lag Shot, the Impact Bag is the final checkpoint. Open face at impact means go back to step one.

What I Would Actually Buy

The $40 fix: a SKLZ Grip Trainer ($18) and a pair of alignment sticks ($15). Total: $33. Do the alignment-stick grip check before every range session. Swing the SKLZ-equipped club 50 times a day. In two weeks, your grip will be stronger and your slice will be smaller.

The full rebuild: G-Rip ($20), Tour Striker Educator ($60), Lag Shot 7-Iron ($119). Total: $199. About the cost of two lessons with a pro who will tell you to fix your grip anyway. This stack gives you the feedback loop that keeps the fix permanent.

I spent $2,000 on lessons and $600 on a new driver trying to fix my slice. The fix was my grip the whole time. The problem was never the equipment. It was where my hands sat on the club. These five products retrain that. Everything else follows.

Where to Buy:

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