Part of the scene
Rider owned, independent and rooted in Sheffield BMX.
About Waller BMX


Dispatch & delivery
Checking dispatch time…
Express delivery does not shorten this wait.
Currently out of stock Use “Notify me when available” below to be notified when this item is back in stock.
Sunday Forecaster - Aaron Ross Signature 20" Complete BMX Bike
The Sunday Forecaster is a model that rides, feels and looks like a pro-level bike with a full 100% chromoly frame.
When you see all Gloss White Forecaster, then you can be sure that Aaron Ross is the guy behind it. You’ll find other Ross spec’d design cues like the Odyssey Keyboard v2 grips and Odyssey saddle, combined with incredible parts like an Odyssey Clutch v2 Freecoaster hub, Odyssey Twisted Pro pedals, and Path Pro tires.
A truly dialed bike for every style of riding, just how Aaron likes it. Follow @theaaronross.

Frame: Sunday Forecaster, 20.5" TT, 100% chromoly frame with integrated 1-1/8" head tube, and removable brake hardware
Fork: Sunday Forecaster, 20" fork w/ 2-piece chromoly steerer tube and welded pre-load
Handlebar: Sunday, 2-piece
Stem: Sunday Freeze front load, 48mm
Headset: FSA integrated conical, 1-1/8"
Alloy Cap: Sunday M16, aluminum
Brake Lever: Odyssey Springfield
Brakes: Odyssey Springfield U-brake
Brake Cable: Odyssey Quik Slic
Grips: Odyssey Keyboard v2, dual-compound
Seat: Odyssey Aaron Ross, Pivotal
Seat post: Sunday Pivotal
Seat Clamp: Sunday
Sprocket: Sunday Sabertooth v2, 25T, steel
Cranks: 160mm, 3-piece, chromoly
BB Parts: Sealed, Mid, 19mm
Pedals: Odyssey Twisted PC Pro
Rims: Odyssey Stage 1, 20", 36H
Front Hub: Sunday, 36H, low-flange, sealed , 3/8" female axle
Rear Hub: Odyssey Clutch V2 FC, 36H, 14mm female axle w/ 9T driver, RHD, non-drive side plastic guard
Spokes: 14g steel, black
Tires: Odyssey Path Pro OEM, 20 x 2.4" (F & R)
Chain: KMC Z1 wide
Approx. Weight: 26.78lbs (with brakes)
Need help choosing a BMX bike or finding the right BMX parts? You’re in the right place.
Visit our Waller BMX Guide for helpful advice on bikes, parts, sizing and compatibility. If you’re still unsure, call or email Waller BMX, or click the chat icon to speak to our knowledgeable BMX team.
Check the dispatch box for your selected colour, size and quantity. Here’s what the availability information means.
Held by us and ready to dispatch within 1 working day.
Available from our supplier’s warehouse. Allow the dispatch time shown in the box before your order leaves. Supplier processing times can occasionally vary.
These items are not currently in stock. Check the estimated date shown on the product page. If no current estimate is available, contact us before ordering.
If ordering is unavailable, use Notify me when back in stock to hear when the selected variant is available again.
Courier delivery starts after dispatch. Express delivery does not shorten a supplier or pre-order wait.
Ordering several items? We send everything together once all items are ready. Your cart shows the longest dispatch wait needed for your order.
Need an estimate or help finding an alternative? Ask our BMX team →
- Spend over £75 and get Free Tracked UK Delivery
- Spend over £249.99 for Free Next Day UK Delivery*
*Excludes larger bikes and certain postcodes.
Visit our Shipping and Returns page for more information.
For more information on larger bike shipments click here.
For more information about lost or damaged parcels click here.
For more information about Customs and Duties see our FAQ.
We now have an Estimated Import Costs calculator on our product and cart pages to help you estimate duties. Please be aware unless stated we ship all International Orders using the option DDU (Delivered Duties Unpaid).
For extra information about ordering to outside the UK see here.
Save up to 42% on a new complete bike or parts! We accept major UK Cycle to Work vouchers, including Green Commute Initiative, Cyclescheme, and more.
How to order:
1. Select your bike or build.
2. Get a voucher/certificate from your employer or scheme provider.
3. Contact us or select Cycle to Work at checkout to complete your purchase.
Got questions about using your voucher? Drop us an email or message our live chat!
WALLER BMX · SHEFFIELD · EST. 2012
Born in Sheffield in 2012. Built around riders, sessions and people who make BMX what it is.
We're here to help you find the right products for the way you ride.
5-star Google reviews · Read reviews →Rider owned, independent and rooted in Sheffield BMX.
About Waller BMXAsk a rider about sizing, fit or compatibility.
Chat on WhatsAppFind shipping details and return terms in one place.
View the detailsAsk us about a price match before you buy.
See price-match terms