• Brand: ALTA

• Tire Size: 29 x 2.125

• ISO Size (ETRTO): 57-622

  • 57 mm = tire width

  • 622 mm = bead seat diameter (BSD), standard for 29" rims

• Tire Type: Clincher

• Intended Use: Beach cruisers, comfort bikes, custom lowriders, and urban rides

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🔹 TREAD & PERFORMANCE

• Tread Pattern:

  • Model: HF-133

  • Design Name: Heavy Duty Diamond

  • Type: Semi-slick with a fine diamond pattern

  • Features:

    • Offers a balance of low rolling resistance and decent grip on dry urban pavement

    • Center is nearly slick for smooth rolling

    • Outer tread has textured diamonds for cornering stability

    • Designed for cruiser comfort, stability, and quiet road noise

• Best For: Dry pavement, light gravel paths, boardwalks, urban roads

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🔹 CONSTRUCTION & MATERIAL

• Casing: Heavy-duty nylon reinforced rubber

  • Provides increased puncture resistance and durability

• Bead:

  • Type: Wire (steel bead)

  • Benefits:

    • Strong retention on the rim

    • More affordable and robust than folding beads

• Side Wall:

  • Color: Black

  • Style: Double Black (Black tread + Black sidewall)

  • Reinforced for added protection against side cuts

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🔹 PRESSURE & CAPACITY

• Recommended PSI: 35–55 psi

  • Lower range (35–40 psi): Comfort-focused, shock-absorbing for casual rides

  • Higher range (50–55 psi): Lower rolling resistance and better speed on smoother pavement

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🔹 STYLE & APPLICATION

• Visual Aesthetic:

  • Minimalist matte black appearance

  • Suits both vintage and modern cruiser frames

• Installation:

  • Fits 29" cruiser rims (622mm BSD)

  • Requires inner tube (not a tubeless-ready tire)

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🔹 USE CASES

• Ideal for:

  • Classic beach cruiser bikes

  • Custom lowrider builds

  • Comfort-oriented commuter setups

  • Urban riders needing a wider tire for cushioned ride

• Not ideal for:

  • Wet terrain with heavy traction needs

  • Off-road trail riding

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🔹 COMPATIBILITY NOTES

• Rim Width Recommendation: 19–25 mm internal rim width

• Bike Frames: Ensure adequate frame/fork clearance for 2.125" width

• Tube Sizing: Compatible with inner tubes labeled for 29 x 2.0–2.25