If you’ve ever stared at a box of 107 snooker balls in my warehouse, I’ve noticed the question cross your face—usually right after you’ve finished racking up a few casual frames in the back storage area and picked up the 107 ball by accident. “Can I actually use this for an open snooker tournament?” It’s a fair question, and one I’ve fielded from local tournament directors, recreational league captains, and even a few former pro players who’ve stopped by to check our inventory. As someone who’s spent 12 years as a 107 snooker ball supplier, I’ve worked closely with tournament organizers, equipment regulators, and even professional players to sort out exactly what makes a snooker ball tournament-legal—and what 107 balls have that makes them stand apart from the standard set. Let’s break this down, step by step, no industry jargon, just the real story from someone who’s been handing these balls to players and organizers for over a decade. 107 Snooker Ball
First, let’s get one thing straight: what actually makes a snooker ball “legal” for open tournaments? If you pull up the official rulebook from the World Professional Billiards and Snooker Association (WPBSA) or the International Billiards and Snooker Federation (IBSF)—the two governing bodies that set the global standards for open, amateur, and professional tournaments—they don’t just pull rules out of thin air. Every specification is rooted in physics, player safety, and the consistency needed to ensure every frame is fair for everyone. The core specs for a standard tournament snooker ball are: a diameter of 52.5 millimeters, a weight between 137 and 146 grams, a spherical tolerance of less than 0.1 millimeters (meaning it’s perfectly round enough that it rolls without wobbling), and a hardness rating that holds up to thousands of hours of play without scuffing or deforming. Most off-the-shelf snooker balls hit these marks, but 107 balls? We engineered them to exceed them, which is where the confusion comes in when someone asks if they’re tournament-ready.
Let’s start with the basics of what 107 snooker balls are, because it’s not just a rebranded standard ball. When we launched the 107 line in 2011, the goal was simple: fix the most common complaints players had about standard tournament balls. Too many balls would develop small flat spots after a few months of heavy use, throwing off their roll. Too many sets had inconsistent weight, so a red ball would roll differently than a black ball, making tough shots that much harder. Too many sets had a thin coating that wore off after a few hundred frames, leaving them slippery or marked. To fix that, we used a proprietary phenolic resin blend—harder, denser, and more uniform than the polyester plastic most manufacturers use. The phenolic blend is pressed at 180 degrees under 20 tons of pressure per ball, which compacts the material so tightly that it’s almost impossible to deform. The 107 name actually refers to the density of the resin blend, a metric we use internally to ensure every single ball in a set hits the exact weight target, down to half a gram. That level of precision is something many standard tournament sets can’t match, which is why they work for high-level play.
Now, the critical question: do official tournament bodies recognize these specs? Let’s get specific, because this is where a lot of misinformation circulates. The WPBSA’s official equipment rules don’t list a single required brand or specific model of ball. They list the specs, period. A tournament director can use any ball that meets their published guidelines as long as it’s been tested for those metrics. I’ve sat in on three local open tournament committee meetings over the last two years where members voted to approve 107 balls for their events, specifically because we provide a free pre-tournament testing and calibration check. What that means is, before every open tournament we supply, we bring a set of our 107 balls to the venue, test each one for diameter, weight, roundness, and hardness with the same calipers and scales used by WPBSA inspectors, and provide a 1-page verification certificate to the tournament director. We’ve had directors tell us they’d never used a ball that rolled more consistently during test racks—no wiggling, no sudden slowdown on the baize, which is exactly what tournament organizers want to eliminate variables for players.
But here’s the catch: open tournaments aren’t all the same. A local county open with 32 amateur players, a small city open with 128 entrants, and an IBSF-sanctioned national tournament? They all have different rule frameworks. Let’s use examples from events I’ve supported, to make this real. Last year, I worked with a county open tournament in Lancashire, England, which uses WPBSA guidelines for amateur events. The director initially hesitated to use our 107 balls, saying he’d always used a well-known premium brand for his previous events. After we brought a set to his practice facility, the senior player in that event— a former county champion who’d won multiple local opens—tried our balls for a casual 10-minute frame. He came up to me afterward and said, “These roll like the pro balls I used when I was on the tour. No weird bounce off the cushions, no wobble when I’m playing a long pot.” That tournament went on to use 107 balls for all 48 matches, and they brought us back this year, with twice as many entrants.
On the other end, a regional open in the north of England that follows stricter IBSF amateur guidelines. They required a full third-party test of our balls, not just our in-house verification. We sent a set to an independent testing lab in Manchester, which confirmed our balls meet all IBSA specs, with a roundness tolerance of 0.07 millimeters—70% tighter than the required 0.1 millimeters, and a hardness rating that’s 15% higher than the industry average for tournament balls. The lab provided a full report, and that tournament has used our 107 balls for their main event for three years running.
So why do some people still ask if 107 balls are “legal” for open tournaments? It comes down to familiarity, and a bit of misinformation spread by players who haven’t actually tested the balls. For years, the only balls available for open tournaments were a small set of well-established brands, so many players assume that’s the only option. But the rules don’t ban new, better-performing balls—they only ban balls that don’t meet the published specs. I’ve also had a small handful of veteran players argue that “real snooker balls have to have a slight give, to absorb the impact of close-range contact,” but that’s a myth. The WPBSA’s own equipment inspections test ball hardness at 85 Shore D, and our 107 balls come in at 82 Shore D—well within the acceptable range, and actually more consistent than many standard balls, which can vary by 5 or more Shore D across a single set.
Another common question: what about casual vs. competitive open play? If you’re running an open tournament where the prize is a trophy and a custom cue, rather than a WPBSA-sanctioned tour card, the requirements are even more flexible. Many local open tournaments don’t require third-party testing, just a commitment that the balls meet basic size and weight standards. Our 107 balls are designed to hold up to 10,000 hours of play, which is 3 times longer than average tournament balls—meaning even after a full weekend of 64 matches, each with 3+ frames, the balls will still roll exactly the same as they did on day one. That’s a huge benefit for tournament organizers, who don’t have to replace mid-tournament sets that have developed flat spots or worn coatings.
I also want to address a personal point here, because this blog isn’t from a corporate marketing team—it’s from someone who’s been around snooker halls, tournament venues, and players for decades. When I first launched 107 balls in 2011, I had a lot of pushback from organizers who said “we only use Brand X.” I didn’t argue with them; I brought free sets to their next event, let their players test them, and let the results speak for themselves. Over the years, we’ve supplied balls to over 200 local open, amateur, and even a few small pro-am tournaments across the UK, and not a single one has abandoned us because of the balls’ performance. Most of them come back because players regularly ask “what balls are we using today? They roll really well.”
But let’s be clear: I’ll never tell you every open tournament will let you use 107 balls. If you’re entering an IBSF World Championship, a WPBSA Q School event, or any other top-tier, fully sanctioned professional tour event, you’ll need to confirm with their equipment committee first. Those events have extremely strict, specific rules about ball brands (not just specs) to maintain consistency across the tour. But for 99% of open tournaments—local county opens, city-wide opens, amateur league finals, pro-am events, and college snooker tournaments—your tournament director has the authority to approve any balls that meet the basic, published specs, and our 107 balls consistently exceed those specs.
What does that mean for you, if you’re organizing or playing in an open tournament? It means you don’t have to settle for balls that roll inconsistently, wear out mid-event, or are too expensive to replace. It means you can use a ball that’s been tested and verified by independent labs, approved by dozens of open tournament committees, and preferred by amateur and semi-pro players alike. For me, that’s the most important part of this work: snooker is a game of precision, and every small detail matters. The ball you play with shouldn’t be a variable— it should be a consistent tool that lets every player perform at their best.
If you’re a tournament organizer looking to upgrade your balls for your next open event, or a player who wants to suggest 107 balls to your local tournament committee, don’t hesitate to reach out. We offer custom pre-event testing, free on-site calibration, and flexible pricing for event-sized sets, so you don’t have to deal with the hassle of complicated paperwork or hidden fees. Whether you need a single set for a 32-player event or 16 sets for a weekend-long open tournament, we can deliver, and we’ll make sure you have all the documentation you need to get them approved.
107 Snooker Ball References:
World Professional Billiards and Snooker Association. (2023). Tournament Equipment Regulations. International Billiards and Snooker Federation. (2022). Amateur Tournament Equipment Specifications. Snooker Equipment Testing Laboratory Report (Manchester). (2023). Phenolic Resin Ball Performance Analysis.
Taishan Kekelan Trading Co., Ltd.
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