SUN RINGLE 7075T6 Nos Sprocket School Bmx Chainring Cnc Sign 45T Peace

( Brand: Sun Ringle ), ( Manufacturer Part Number: 7075T6 ), ( Model: SUN RINGLE 7075T6 ), ( Type: Chainrings Bmx Sprockets ), ( Color: Black ), ( Vintage: Yes ), ( For Bike Type: Bmx Bike Old School ), ( Country Of Origin: Canada )

Review SUN RINGLE Nos Sprocket 45t Old School Bmx Chainring Black Cnc Peace Sign

The **Sun Ringle 7075-T6 NOS Sprocket 45T School BMX Chainring** is a meticulously crafted, high-performance component designed for riders seeking both style and precision in their BMX setups. Engineered from **7075-T6 aircraft-grade aluminum**, this chainring stands out not only for its exceptional durability and resistance to wear but also for its striking, custom aesthetic. The **CNC-machined finish** ensures razor-sharp teeth with perfect spacing, optimizing chain engagement and reducing slippage for a smoother, more efficient ride. Unlike mass-produced alternatives, this piece is **new old stock (NOS)**, meaning it retains the pristine condition of its original packaging while offering modern performance ideal for collectors or riders who appreciate both heritage and innovation.

What truly sets this chainring apart is its **iconic peace sign design**, a bold statement that turns heads on the track or street. The deep, symmetrical grooves of the 45-tooth configuration provide a balanced gear ratio, perfect for school BMX setups where riders prioritize agility and control. The **smooth, polished surface** not only enhances its visual appeal but also minimizes friction, contributing to a quieter, more responsive ride. Whether mounted on a custom frame or paired with a vintage-style bike, this chainring blends functionality with a rebellious, artistic flair, making it a coveted piece for enthusiasts who demand both performance and personality in their equipment. Built to last, this chainring is a testament to the marriage of precision engineering and individual expression in BMX culture.

### **Pros and Cons of buying a Sun Ringle 7075-T6 NOS Sprocket (45T School BMX Chainring with CNC Peace Sign)**

1. **High-Quality Material (7075-T6 Aluminum)** The 7075-T6 aluminum alloy is known for its exceptional strength-to-weight ratio, making it durable and resistant to wear compared to lower-grade materials. This ensures longevity, especially in high-stress BMX riding conditions.

2. **New Old Stock (NOS) Condition** Being NOS means the chainring is unused and in original packaging, which eliminates concerns about pre-existing damage, wear, or improper storage. This is ideal for riders who want a fresh, reliable part without hidden flaws.

3. **Precision CNC Machining** The CNC (Computer Numerical Control) machining process ensures tight tolerances and a polished finish. This results in a smoother engagement with the chain, reducing chain slippage and improving overall drivetrain efficiency.

4. **Custom Design (Peace Sign)** The unique peace sign engraving adds a personal or aesthetic touch, making it stand out from standard chainrings. This can be appealing to riders who want a custom look without compromising performance.

5. **Compatibility with School BMX Bikes** The 45T size is well-suited for school BMX bikes, which often use mid-range chainrings for a balance between speed and control. This makes it a practical choice for riders who need a reliable gear ratio for tricks, street riding, or park sessions.

6. **Lightweight** Aluminum chainrings are significantly lighter than steel or cast alternatives, reducing rotational inertia and making pedaling (or cranking) feel more responsive.

7. **Corrosion Resistance** The 7075-T6 alloy has good resistance to corrosion, which is beneficial if the bike is ridden in wet or humid conditions.

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1. **Potential Overkill for Casual Riders** If you re a beginner or only ride occasionally, the premium material and machining might not be necessary. A standard steel or aluminum chainring could suffice without the extra cost.

2. **Higher Cost** NOS CNC-machined chainrings are more expensive than mass-produced alternatives. The price reflects the quality, but it may not justify the investment for riders on a tight budget.

3. **Limited Availability of Replacement Parts** Since it s a custom or NOS item, finding replacements or compatible parts in the future could be more difficult than with common OEM chainrings.

4. **Potential for Over-Tightening or Misalignment** Due to its precision, improper installation (e.g., over-tightening bolts or misalignment) could lead to warping or damage. This requires careful assembly to avoid voiding the quality benefits.

5. **Aesthetic Over Functionality** While the peace sign design is unique, it may not appeal to everyone. Some riders prefer a more utilitarian or minimalist look, which could be a drawback if appearance is a priority.

6. **Weight Sensitivity in Extreme Conditions** While lightweight is generally an advantage, in very high-performance or competitive settings, the extra weight of a steel chainring might be preferred for durability over extreme stress.

7. **Risk of Theft or Loss** Due to its custom nature, a NOS chainring might be more tempting to thieves or more likely to be lost if not stored securely.

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The Sun Ringle 7075-T6 NOS 45T School BMX chainring with a CNC peace sign is an excellent choice for riders who prioritize **durability, precision, and customization**. Its high-quality aluminum construction, CNC machining, and unique design make it a standout option for serious BMX riders who want a reliable, long-lasting part. However, the higher cost and niche appeal may not be worth it for casual riders or those on a budget. If you re looking for a chainring that combines performance with a personal touch, this is a strong recommendation. For budget-conscious or less demanding riders, a standard aluminum or steel chainring might be a more practical alternative.

- You re a dedicated BMX rider who values durability and precision.

- You want a custom, high-quality chainring for your school bike.

- You re willing to invest in a part that will last longer than standard alternatives.

- You re a beginner or ride infrequently.

- You prefer a more utilitarian chainring without the extra cost.

- You re concerned about the higher price point or potential overkill for your riding style.

For most serious riders, the trade-offs are justified by the quality and uniqueness of the part.

Details:

Still sealed in its original packaging. The sprocket is in good condition. Packaging shows wear and age. New Old Stock Sun Ringle 45T sprocket.

Peace sign design.

part #: 7075t6 prices

• $56.44-$149.00

specifications vintagebikepartiz:

• brand: Sun Ringle
• mpn: 7075t6
• model: Sun Ringle 7075t6
• type: Chainrings Bmx Sprockets
• color: Black
• vintage: Yes
• for bike type: Bmx Bike Old School
• country of origin: Canada

offer vintagebikepartiz:

• sold: 0
• availability: In Stock
• started: April 3, 2026
• quantity: 1
• options: Ship-to-home

general vintagebikepartiz:

• Cycling > Vintage Cycling > Vintage Bicycle Parts

returns vintagebikepartiz:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted
• method: Money back

seller vintagebikepartiz:

• city: Appleton, Wisconsin
• rating: 100.0%
• # reviews: 1822

payments vintagebikepartiz:

• other
• credit card: Visa
• wallet: Apple-pay

shipping vintagebikepartiz:

• class: Standard
• transit: 4-10 Days
• carrier: USPS
• service: USPS Ground Advantage
• type: Fixed
• cost: $9.00

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