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Sunday
Sunday Wavelength BMX Frame - 20.75" TT, Matte Black
MPN: SBFR-132-MBK · UPC: 630950928262
$389.99
Low Stock — 1 left (Warehouse)
📦 Ships from Warehouse — 4-9 Business Days
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Select Option: Sunday Wavelength BMX Frame - 20.75" TT, Matte Black
🏪 Free pickup: 26 Essex St (Rear), Andover MA · 978-270-4895
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Introducing Gary Young's signature Wavelength frame. With a longer rear end and top-tube options, this frame is designed for riders who love to go fast and want a more stable ride for trails and transitions.
- ✓ 100% 4130 chromoly frame
- ✓ Removable U-brake hardware and Gyro tabs
- ✓ Wave Down Tube: Down tube dents are common with the competitor's frames and they significantly weaken the front end of your bike. The double-butted, 1.45" diameter down-tube feature Sunday's proven Wave shaping to fight denting against contact made from a rail, ledge, coping and whatever else happens to get thrown at it
- ✓ Miter Cut Top Tube: A miter-cut top tube creates a precise joint with the seat stays during welding. This increases the strength substantially over frames that use a “sandwiched” top tube at this critical junction.
- ✓ Tapered Chain & Seat Stays: Both chain and seat stays taper to provide a refined and clean look to the frame while still providing strength. They are both angled on the inside for improved chain clearance and weight savings
- ✓ Hollow Dropouts with Chain Tensioners: Hollow 8mm wide dropouts are as light as a solid 5mm dropout, but over twice as strong. There is a small internal chain tensioner to hold the wheel in pos
| Rear Axle | 14mm Threaded x 110mm |
| TT (Effective) | 20.75 |
| Fork Type | Not Included |
| Frame Material | Steel |
| Chainstay Length | 13.65-14 |
| Color | Matte Black |
| Mfg Size | 20.75 |
| Platform | Wavelength |
| Wheel Size | 20" |
| Defined Color | Black |
Bike Size Guide
| Size | Rider Height | Inseam |
|---|---|---|
| XS / 47-49cm | 5'0" – 5'3" | 27" – 29" |
| S / 51-52cm | 5'3" – 5'6" | 29" – 31" |
| M / 54-55cm | 5'6" – 5'9" | 31" – 33" |
| L / 56-58cm | 5'9" – 6'0" | 33" – 35" |
| XL / 59-61cm | 6'0" – 6'3" | 35" – 37" |
💡 This is a general guide. SOTO Cycles offers FREE basic bike fitting with every new bike purchased and picked up locally — we'll make sure your bike fits perfectly.
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$389.99
Low Stock — 1 left (Warehouse)