Midsole Technology
Lightstrike Pro
Responsive Lightstrike Pro foam delivers super-light cushioning with explosive energy return. Paired with a speed-wedge construction, this premium foam transforms footstrike into forward propulsion. The aggressive -10mm forward tilt shifts the point of propulsion closer to the toe for an even more explosive takeoff—essential for shaving hundredths off your sprint times.
Foam TypeLightstrike Pro
Heel Stack~25mm
Forefoot Stack~35mm (with wedge)
Drop-10mm (Forward Tilt)
ConstructionSpeed Wedge
Traction
6-Pin Pebax Outsole
Aggressive 6-pin Pebax spike plate provides elite traction and maximum propulsion on the track. The stiff, full-length plate ensures every ounce of power is transferred directly to the track surface. Six removable spikes per shoe deliver optimal grip for explosive starts and maintaining top-end speed through the finish line.
Plate MaterialPebax
Spike Count6 Per Shoe
Spike TypeRemovable
WrenchIncluded
Best OnSynthetic Track
Upper Technology
Celermesh 2.0
Ultra-lightweight Celermesh upper locks your foot in place with minimal weight penalty. The breathable, structured mesh provides the secure fit needed for explosive sprinting while allowing heat to escape during intense efforts. Internal reinforcements ensure the upper maintains its shape and support through every stride.
Upper MaterialCelermesh
ConstructionMinimalist
BreathabilityHigh
FitRace-Snug
Propulsion
Carbon Fiber Plate
Full-length carbon fiber plate maximizes energy return and takeoff efficiency. The stiff plate works in harmony with the Speed Wedge to create a lever effect that propels you forward with each step. This combination of carbon fiber and aggressive geometry delivers the explosive power needed for championship-level sprinting.
Plate MaterialCarbon Fiber
LengthFull-Length
StiffnessMaximum
FunctionEnergy Return
Product Specs
Adizero Prime SP 4
The ultimate sprint spike for elite 100m and 200m competition. At just 7.4 oz with spikes, the Prime SP 4 combines Lightstrike Pro cushioning, a full-length carbon plate, and aggressive geometry to deliver maximum speed when it matters most. World Athletics approved for competition.
Weight7.4 oz (with spikes)
Price$180-185
Events100m / 200m
CategoryElite Sprint Spike
ApprovalWorld Athletics
Prepared with intention.
Every product is carefully inspected and handled by our team before it ships. From fit and function to final details, we make sure each piece is ready for the outdoors ahead—so you can focus on the experience, not the gear.
Passion drives us
At SpokeX Bike Co., bikes aren't just our business — they’re our way of life. As a rider-owned and operated shop, every decision we make comes from firsthand experience on the trail, at the race, and on the open road. We know what it’s like to chase a new line, push through the pain cave, and celebrate the ride — because we live it every day.
