Project X 5.5 Denali Red 50 Regular Flex Driver Shaft - Callaway OptiFit Adapter

Upgrade your driver performance with the Project X 5.5 Denali Red (50g, Regular Flex) shaft—pairing counterbalanced high‑spin/high‑launch capability with precision feel. Professionally built with a Callaway OptiFit adapter, it’s compatible with all latest Callaway heads like Elyte, Paradym, Epic, Big Bertha, Mavrik, and more.

🌟 Why Choose Project X Denali Red?

• Developed over 18 months of testing by True Temper and Tour engineers for exceptional stability and smooth energy delivery. 

• Features a solid butt-section and tapered mid-section for unmatched feel and consistent power.

• The Red version is designed for high-launch, high-spin with a slight counterbalance for better tempo

📊 Specs & Performance Details

🎯 Who Benefits Most?

Perfect for players seeking better launch and feel with a slightly softer option than stiff that still delivers control. Its 5.5 flex plays like a “regular-plus”—firmer than standard R but lighter than stiff with smoother delivery. Ideal for swing speeds around 85–92 mph. 

🔧 Installation & Adapter Info

• Equipped with OEM Callaway OptiFit adapter, the shaft retains full loft and lie adjustability and fits all leading Callaway driver heads.

• Adapters are brand‑specific—this adapter is essential for proper fit and function. 

🗣️ Real-World Feedback

Golfers switching from Ventus or Tensei have praised the Denali for its forgiving launch and off-center stability.

🛒 Why Buy from Pro Golf Shafts

• 100% authentic True Temper components guaranteed. Rated excellent on Trustpilot.

• Free UK delivery — order for next day fast dispatch.

• Custom build support available if you need alteration to adapter, tip, or grip.

Will Fit the following Callaway Driver Heads:

• ELYTE
• Ai SMOKE
  
• PARADYM
  
• ROGUE ST
  
• EPIC
  
• B21 / REVA
  
• MAVRIK
  
• EPIC FLASH
  
• ROGUE
  
• GBB
  
• EPIC
  
• FUSION
  
• ALPHA 815  816
  
• XR, XR16
  
• XR SPEED
  
• BIG BERTHA
  
• X2 HOT