COVID-19 Announcement: Due to the current situation, unfortunately deliveries are taking up to 5 working days to be delivered.

Mountain biking has created a separate fan base for itself as it is one of the most challenging and entertaining cycling sport. Onza is an MTB bicycle pioneer brand, which deals in MTB bikes, bicycle frames, tyres and mountain bike parts. It has been delivering the best mountain bike and bike parts made with quality material, which is durable, lightweight and stylish at the same time. The jackpot and payoff are the latest MTB bikes by Onza.

Mountain cycling as a sport has emerged a lot among adventure lovers. At Velozone, we have a diverse online store by Onza, for all-mountain bike admirers. Our store includes mountain bikes, MTB cycle frames, mountain bike tyres, bicycle pedals and other cycle parts. We have combined our experience with the latest technology by Onza, to deliver the best MTB cycling experience to every athlete.

Explore our wide range of MTB cycling collection by Onza and select the best MTB bike or MTB bicycle parts for your bike.

Sort by:

Onza Mini Master 18" Trials Bike

The smallest trials bike Onza offer that is equipped to get any little trials fan back hopping to success in no time. 18" wheels and tiny frame are aimed at the...
£430.00 £387.99

Onza Wheel Set Blade 20/19

Onza Wheel Set Blade 20/19 White
£160.00 £144.99

Onza Wheel Front Blade S/Bearing Alloy Nips Black

Onza Wheel Front Blade S/Bearing Alloy Nips Black
£95.00 £85.99

Onza Wheel Front Blade L/Bearing Alloy Nips Black

Onza Wheel Front Blade L/Bearing Alloy Nips Black
£80.00 £72.99

Onza Wheel Front Ska S/Bearing Alloy Nips

Onza Wheel Front Ska S/Bearing Alloy Nips White
£80.00 £72.99

Onza Wheel Front Ska S/Bearing Alloy Nips Black

Onza Wheel Front Ska S/Bearing Alloy Nips Black
£80.00 £72.99

Onza Tako Trials Pedals

After two years of prototyping and testing we bring you the Onza Tako Pedal. Fully customized CNC'd pedal body, machined and milled for minimal weight.Sealed bearings with cromo axle specifically...
£70.00 £63.99

Onza Rear Hub Sealed Bearing Disc 32H

The Onza Sealed Bearing Rear Hub, 32 hole 6 bolt rear disc hub design for screw on fixed rear sprocket.
£70.00 £63.99

Onza Rim Pro Diamond Front 32H 26 Side Drill Black

Onza Rim Pro Diamond Front 32H 26 Side Drill Black
£65.00 £58.99

Onza Wheel Front Ska L/Bearing Alloy Nips

Onza Wheel Front Ska L/Bearing Alloy Nips Red
£56.99

Onza OZ MTB Stem

Available in 50, 60 and 70mm extensions the Onza OZ MTB Stem is CNC machined 6061 T6 alloy and offers 35mm bar clamp for the best stiffness to weight ratio.Key Features: 6061...
£60.00 £54.99

Onza Bold Handlebar Wide

Taken from the 90s Bold bar ends, the Onza Bold Bar is for the guys that want to keep things LOW. Get the benefits of the back sweep and the 35mm over...
£55.00 £49.99

Onza C-Set ISIS Blade W/O B/Ring

Onza C-Set ISIS Blade W/O B/Ring Polished - 160 MM
£50.00 £45.99

Onza Rim Pro Diamond Front 32H 26 Black

Onza Rim Pro Diamond Front 32H 26 Black
£50.00 £45.99

Onza Rim Pro Diamond Front 32H 20 Side Drill Black

Onza Rim Pro Diamond Front 32H 20 Side Drill Black
£50.00 £45.99

Onza C-Set ISIS Genesis 26 High

Onza C-Set ISIS Genesis 26 High Polished - 175 MM
£45.00 £40.99

Onza C-Set ISIS Genesis 20 High

Onza C-Set ISIS Genesis 20 High Polished - 165 MM
£45.00 £40.99

Onza Buzz Saw Chainring Thick & Thin

Onza Buzz Saw Chainring Thick & Thin Black - 30T
£44.00 £39.99

Onza Rim Pro Diamond Front 32H 20 Black

Onza Rim Pro Diamond Front 32H 20 Black
£44.00 £39.99

Onza Front Hub Sealed Bearing Disc 32H

Lightweight Sealed Bearing Front Disc Hub from Onza, with threaded 110mm female axle.
£44.00 £39.99

Onza Rigormortis Seatpost

The name Rigor Mortis came from Onza's original seatpost back in the early 90s. Unlike its predecessor, this time around it is 3d forged 6061 alloy. Featuring a twin bolt 0deg offset...
£35.00 £31.99

Onza Screw On Cro-Mo Sprocket 3/32"

High quality screw on Onza Rear Sprocket. Available in 12 or 18 tooth.
£29.99

Onza Tensile Booster Aly

Onza Tensile Booster Aly Silver
£32.00 £28.99

Onza VP458 Trials Pedals

Double cage, bear trap style Trials Pedals, designed for maximum grip.
£28.00 £25.99

Onza Pro Bash Ring Painted

Onza Pro Bash Ring Painted Blue
£24.00 £21.99

Onza Zoot Bash Ring

Onza Zoot Bash Ring Anodised Green
£24.00 £21.99

Onza Comp Bash Ring

Onza Comp Bash Ring Anodised Blue
£24.00 £21.99

Onza Sticky Fingers Tyre

The trials specific Onza Sticky Finger Rear Tyre 18'' x 2.25. Super grippy block-style tread pattern. 
£20.00 £18.99

Onza Rim Strips

Durable, heavy duty tape for Cutaway rims.
£9.99

Onza Replacement Axle Spacing

ONZA - REPLACEMENT REAR AXLE OPEN BEARING TYPE
£7.99
Just added to your wishlist:
My Wishlist
You've just added this product to the cart:
Go to cart page