Monkey bars don’t care how fit you are. You can post solid times on every running segment, clear sandbag carries without slowing down, and still watch your race unravel in a matter of seconds when your hands slip off a wet steel bar and gravity wins. In OCR, hanging obstacles — monkey bars, rigs, multi-rigs, rings, and their increasingly creative variants — are deliberate equalizers. Race directors know exactly what they’re doing when they bolt steel to a frame over a muddy pit. The question isn’t whether these obstacles will challenge you. It’s whether you’ve done everything you can to show up prepared.
That preparation has two layers: training and gear. Most athletes spend time on the first and almost no time thinking seriously about the second. That’s a mistake. The right tools don’t replace grip strength — nothing does — but they can make the difference between a clean finish and a penalty loop. Here’s a hard look at what’s worth your money, what’s overhyped, and what the data from competitive athletes actually supports.
The Grip Problem in OCR Is Unique
Before we get into products, it helps to understand why hanging obstacles in OCR are categorically harder than hanging obstacles in a gym. First, your hands are already wet, muddy, or both before you ever reach the rig. That mud isn’t just slippery — it fills in the texture of your skin that would otherwise help you grip, and it coats the bars themselves. Second, you’ve been running. Your forearms are already partially fatigued. Third, there’s no chalk bucket waiting at the base. And fourth, the bars themselves are often wet steel — a surface with essentially no friction coefficient once it’s coated in course water.
This combination is why elite OCR athletes treat hanging obstacle preparation as its own training discipline — and why the gear conversation matters. The products that help most are the ones designed for these exact conditions: contaminated surfaces, pre-fatigued hands, and no opportunity to refresh your grip between obstacles.
Liquid Chalk: The Non-Negotiable
If you take only one product recommendation from this piece, make it liquid chalk. Traditional gym chalk — magnesium carbonate — is explicitly banned on most major OCR courses. Race directors don’t want white powder coating their equipment and creating issues for athletes who follow you. Liquid chalk solves this neatly: it goes on your hands minutes before the start, dries quickly, and stays mostly invisible. On course, it functions the same way traditional chalk does, wicking moisture and improving friction between your skin and the bar.
The trade-off is real: liquid chalk’s effectiveness fades with prolonged water exposure. If you’re running a course that front-loads water obstacles before the rig section, you may find its benefit significantly reduced. Some competitive athletes carry a small squeeze bottle in a race belt and reapply just before known obstacle clusters — a strategy worth considering if your target race allows it (always check the specific rules). The key is applying it to clean, dry hands before you’re wet, not as a rescue measure after the fact.
Look for formulations with a higher alcohol content — they dry faster and bond better. Products marketed toward climbing and weightlifting tend to outperform the all-purpose varieties. Application technique matters too: thin, even coat, rubbed fully into your palms and finger bases, allowed to dry completely before you start moving.
Finger Tape and Thumb Loops: Structural Support, Not a Shortcut
Athletic finger tape has become common in the OCR community, borrowed directly from rock climbing. The idea is simple — wrapping the proximal joints of your fingers reinforces them against the specific strain of gripping a bar under load, particularly when that load is dynamic (swinging, reaching) rather than static (just hanging). It’s not about adding grip; it’s about protecting the connective tissue that keeps your grip consistent through an obstacle.
Done correctly, a basic H-tape or ring wrap can meaningfully reduce the acute joint fatigue that causes your hands to fail before your arms do. Done incorrectly — too tight, wrong placement, wrong material — it restricts circulation and makes things worse. Porous athletic tape is preferred over the waterproofed variety for OCR specifically, because it breathes better when wet and doesn’t create the pressure issues that sealed tape can cause under prolonged wet conditions.
A word of caution from experienced obstacle racers: tape is a skill in itself. Wrapping your fingers five minutes before a race for the first time is not a good experiment. Practice the application, test it in training, and develop your preferred pattern before race day.
Training Aids: What to Actually Use Between Races
Here’s where the gear conversation gets genuinely interesting — not what you carry to the race, but what you use to prepare your hands and grip for what they’ll face on course. A few tools have demonstrated real value for OCR-specific grip development.
Gymnastics rings are arguably the most transferable piece of training equipment for OCR rig preparation. Unlike fixed bars, rings are unstable — they demand constant micro-corrections from your grip and shoulder complex, replicating the chaotic demands of multi-rigs far better than a static pull-up bar. Training transitions on rings (moving from a hang to a push to a support position) builds exactly the dynamic grip endurance that rigs demand.
Hangboards, borrowed from the rock climbing world, allow systematic overloading of finger flexor strength at specific joint angles. The benefit is precise loading — you can identify weak positions and address them directly. The risk is overuse injury, particularly for athletes who come to hanging training without a baseline of tendon conditioning. Start with open-hand positions on large holds and progress slowly. Hangboard work is a long-term investment, not a quick fix.
Rice bucket training sounds old-fashioned but works exceptionally well for forearm endurance and grip stamina — both of which are the actual limiters on long rig sections. Bury your hands in dry rice and perform rotations, grabs, and extensions against the resistance. It’s unglamorous and highly effective, and it has the added advantage of being extremely joint-friendly compared to loaded gripping exercises.
What Doesn’t Work as Well as Marketed
Grip strengtheners — the spring-loaded squeeze tools you see in every sports store — are not useless, but they’re not OCR-specific. They train finger flexion in a narrow range of motion that doesn’t closely replicate hanging, and they do nothing for the endurance qualities that actually matter when you’re hanging off a bar for fifteen seconds over a muddy pit. If you have fifteen minutes to spend on grip training, you’ll get more return from a dead hang or ring support hold than from a hand gripper.
Padded race gloves occupy a complicated position in this conversation. They protect your skin — genuinely useful on longer courses where bar abrasion becomes a real issue — but they also reduce tactile feedback and can actually decrease your effective grip on smooth, wet bars. Some athletes swear by thin OCR-specific gloves; others find them counterproductive. The honest answer is that glove preference is highly individual and course-dependent. If you use them, test them extensively in wet conditions before race day, because dry-condition testing tells you almost nothing useful.
The Bottom Line
Hanging obstacles will expose every weakness in your grip preparation — in your training, your tactics, and your gear choices. The athletes who handle rigs and monkey bars consistently well aren’t doing it on grip strength alone. They’ve developed a system: targeted training that mirrors the specific demands of course conditions, smart product choices that address the actual problem (wet, contaminated surfaces and pre-fatigued hands), and race-day protocols that give those products a chance to work. Liquid chalk applied properly before a race costs almost nothing. A penalty loop costs you minutes and momentum. The math isn’t complicated. Do the prep, choose the right tools, and trust the process when you hit the bars.
Find the Gear
Shop for the products that serious OCR athletes use to prepare for hanging obstacles and rigs.
- Liquid Chalk for Climbing and OCR
- Athletic Finger Tape for Climbing and Obstacle Racing
- Gymnastics Rings for Grip Training
- Hangboards and Fingerboards for Grip Strength
- Rice Bucket Grip Training
Wall & Wire is an independent OCR media outlet. We may earn affiliate commissions from purchases made through the links in this article, but our recommendations are based on what actually performs on OCR courses.
This article was researched with the help of AI tools and reviewed and edited by Hilton Campbell. Original reporting and quotes are our own.