36 milesComing SoonJames Boler
Moccasin Ultra Fest
Memphis, Tennessee
$100
25K Registration
2
Aid Stations
116
Days Away
About This Race
The Mamba 100 is a Western States Qualifying race held on the Wolf River singletrack in Memphis, TN, featuring a 14-mile flat, fast loop course. Distances include 100 Mile, 100K, 50K, and 25K, with the 100-mile race requiring completion within a 34-hour cutoff to earn a WSER qualifier.
Key Dates
Registration Closes
Invalid Date
Race Day
Dec 31, 2026
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Pricing
Current Price
$100
25K Registration
Price Progression
100 Miler Registration
$330
100K Registration
$215
50K Registration
$115
25K Registration
$100
Aid Stations
2| Station | Distance | Crew | Drop Bags | Cutoff | Supplies |
|---|---|---|---|---|---|
Bridge Aid Station Located at approximately miles 4.5 and 9.5 each loop on the 14-mile loop course. Crew access is not permitted here — crew may only access runners at the Start/Finish Aid Station. | -- | -- | TailwindwaterGatoradeCoca-Cola+15 | ||
Start/Finish Aid Station Located at mile 14 of each loop. Primary hub for crew, drop bags, personal aid station, and canopy tents. Lasagna is specifically served here during evening/overnight hours. | -- | -- | TailwindwaterGatoradeCoca-Cola+16 |
Race Planning
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