Event Information
Date: Saturday 5th December 2026
Competition Start Time: 5pm
Venue: Winning Strength Southampton
Address: 12 Park Street, Shirley, Southampton, SO16 4RJ (1st Floor)
Registration Opens: 3rd August 2026
Registration Closes: 28th November 2026
Open To: Athletes from all countries
Competition Formats
Athletes may enter one of the following formats:
1 Lift
2 Lift
3 Lift
All4
Athletes competing in the 1 Lift, 2 Lift or 3 Lift formats may choose any combination of the four disciplines.
For the Muscle-Up discipline, both male & female athletes can choose either Bar Muscle-Up or Ring Muscle-Up during the weigh-in process.
Entry Fees
1 Lift: £35
2 Lift: £50
3 Lift: £65
All4: £75
Weigh-In Information
Venue:Winning Strength Southampton
OSL competitions offer both a 24-hour weigh-in and an on-the-day weigh-in.
24-Hour Weigh-In: 4pm-6pm, Friday 4th December 2026
Competition Day Weigh-In: 2pm-3pm, Saturday 5th December 2026
Athletes may choose to weigh in either the day before or on the day of the competition.
Athletes who do not make weight at the 24-hour weigh-in may make a further attempt during the competition day weigh-in, provided it is within the published weigh-in window.
All athletes must:
Athletes must weigh at or under their declared weight class limit. There is zero tolerance above the limit.
Complete required equipment inspection.
Confirm their competition information, including opening attempts, rack and box settings, and Muscle-Up implement selection.
Rankings & Records
All competition formats contribute towards OSL all-time rankings and records.
Only All4 competitors are eligible for:
OSL Divisional Rankings
Divisional Promotion
Divisional Season Standings
Bar Muscle-Ups and Ring Muscle-Ups are scored equally during competition. However, official OSL records are maintained separately for each implement.
All4 Event Titles
OSL 2 Competition Champions
OSL 1 will crown one Male OSL Champion and one Female OSL Champion.
The title is awarded to the male and female athlete who achieve the highest RIS score of the competition, regardless of division or weight class.
Each OSL 2 Champion receives an OSL Championship Belt.
Division Winners
All4 athletes compete within their assigned division.
The athlete with the highest RIS score in each division is crowned the Division winner, regardless of weight class.
Division winners recognise the strongest performance within each competitive level while ensuring athletes compete against others of similar ability.
Travel & Parking
Nearest Airport: Southampton Airport | Bournemouth Airport | London Heathrow
Nearest Train Station: Southampton Central | Southampton Airport Parkway
Parking: Marlborough Road North Car Park
Spectators/Coaches
Spectator & coach passes are available here.
Spectator Entry: £10
First OSL Competition?
If this is your first OSL competition, we recommend:
Creating your OSL user account
Claiming your athlete profile if you already have competition results within the OSL database.
Reading the Official OSL Rulebook.
Bringing food and drinks for the day.