Rockfish

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Premium Custom-Built 12″ Push Bikes, Balance Bikes & Run Bikes
$2,000.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

At BZ, we specialize in custom-building Balance Bikes, Push Bikes, and Run Bikes (12-inch) in Singapore, crafted with the finest craftsmanship and attention to detail.

Every bike is designed to offer a premium riding experience for your little one, ensuring both fun and safety.

For personalized advice, feel free to contact us. Our team is here to guide you in creating the perfect bike for your child’s needs and preferences.

Once your order is placed, we’ll reach out via WhatsApp to discuss your bike build and explore colour combinations.

Lead time: 1 to 3 weeks, depending on frame and parts availability.

Ride for Fun, Ride for Enjoyment.

For detailed parts information, please refer to this link.
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Rockfish Alloy Wheelset (12”) – K02 (Push Bike)
$188.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Rim Material: AL6061-T6 Double Wall Alloy
Technology: A-Level Anodic Polishing
Size: 12-inch
Hub: Straight Pull
Spoke: Taiwan HT
Bearing: NBK Steel Ball Bearing
Hole Number: 12H
Weight: 275g/pc
Suitable for: Bikes with 80mm stem (and below)
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Rockfish Carbon Frameset (12”) – GTR Elite [2025 Version]
$830.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Model: Rockfish GTR Elite
Material: T800 Carbon Fiber
Headset: 42mm
Fork Tube Diameter: 28.6mm
Hub Length: 85mm
Weight:
– Frame: 375g
– Fork: 170g
– Seatpost: 60g
Recommended Height: 90cm -120cm

Comes with:
– Rockfish Frame
– Rockfish Fork
– Rockfish Headset
– Rockfish Seatpost

Looking to build your kid’s dream push bike with the Rockfish GTR Elite Carbon Frameset? We build it for you, starting from S$1,300.Contact us for more details.
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Rockfish Carbon Frameset (12”)- GTR Elite
$799.00 Out of Stock This product has multiple variants. The options may be chosen on the product page

Model: Rockfish-GTR
Material: T800 Carbon Fiber
Weight: 605g (Front Fork: 170g, Frame: 375g, Seatpost 60g)
Headset: 42mm
Fork Tube Diameter: 28.6mm
Hub Length: 85mm
Recommended Height: 90cm -120cm

Comes with:
– Rockfish Frame
– Rockfish Fork
– Rockfish Headset
– Rockfish Seatpost

Looking to build your kid’s dream push bike with the Rockfish GTR Elite Carbon Frameset? We build it for you, starting from S$1,080. Contact us for more details.
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Rockfish Carbon Frameset (12”)- GTR Pro (Design 1)
$899.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Model: Rockfish-GTR
Material: T800 Carbon Fiber
Weight: 750g (Front Fork: 190g, Frame: 500g, Seatpost 60g)
Headset: 42mm
Fork Tube Diameter: 28.6mm
Hub Length: 85mm
Recommended Height: 105cm -125cm

Comes with:
– Rockfish Frame
– Rockfish Fork
– Rockfish Headset
– Rockfish Seatpost

Looking to custom build your kid’s dream push bike with the Rockfish GTR Pro Carbon Frameset? We build it for you, starting from S$1,080. Contact us for more details.
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Rockfish Carbon Frameset (12”)- GTR Pro (Design 2)
$899.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Model: Rockfish-GTR
Material: T800 Carbon Fiber
Weight: 750g (Front Fork: 190g, Frame: 500g, Seatpost 60g)
Headset: 42mm
Fork Tube Diameter: 28.6mm
Hub Length: 85mm
Recommended Height: 105cm -125cm

Comes with:
– Rockfish Frame
– Rockfish Fork
– Rockfish Headset
– Rockfish Seatpost

Looking to build your kid’s dream push bike with the Rockfish GTR Pro Carbon Frameset? We build it for you, starting from S$1,080. Contact us for more details.
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Rockfish Carbon Frameset (12”)- GTR Pro (Design 3)
$899.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Model: Rockfish-GTR
Material: T800 Carbon Fiber
Weight: 750g (Front Fork: 190g, Frame: 500g, Seatpost 60g)
Headset: 42mm
Fork Tube Diameter: 28.6mm
Hub Length: 85mm
Recommended Height: 105cm -125cm

Comes with:
– Rockfish Frame
– Rockfish Fork
– Rockfish Headset
– Rockfish Seatpost

Looking to build your kid’s dream push bike with the Rockfish GTR Pro Carbon Frameset? We build it for you, starting from S$1,080. Contact us for more details.
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Rockfish Carbon Frameset (12”)- GTR Pro (Design 4)
$899.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Model: Rockfish-GTR
Material: T800 Carbon Fiber
Weight: 750g (Front Fork: 190g, Frame: 500g, Seatpost 60g)
Headset: 42mm
Fork Tube Diameter: 28.6mm
Hub Length: 85mm
Recommended Height: 105cm -125cm

Comes with:
– Rockfish Frame
– Rockfish Fork
– Rockfish Headset
– Rockfish Seatpost

Looking to build your kid’s dream push bike with the Rockfish GTR Pro Carbon Frameset? We build it for you, starting from S$1,080. Contact us for more details.
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Rockfish Carbon Frameset (12”)- RS-Pro [2025 Version]
$1,080.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Model: Rockfish RS-Pro
Material: T800 Carbon Fiber
Wheelbase: 592mm
Handlebar & Saddle Distance: 345mm
Standard Seatpost: 300mm
Frame & Fork O.L.D: 85/95mm
Weight:
– Frame: 450g
– Fork: 230g
– Seatpost: 75g
Recommended Height: 110cm -130cm

Comes with:
– Rockfish Frame
– Rockfish Fork
– Rockfish Headset
– Rockfish Seatpost

Looking to build your kid’s dream push bike with the Rockfish RS-Pro Frameset? We build it for you, starting from S$1,300. Contact us for more details.
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Rockfish Fluid Silica Gel Grips – RCC-105
$20.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: Fluid Silicone
Length: 120mm/170mm
Temperature Resistance: -50°C – 260°C
Suitable for: Bikes with handlebar diameter 16-22.2mm

Features:
– Light, thin, and anti-slip
– Easily grips the bike and allows kids to apply pressure to the handlebar for better performance
– Comfortable
– Easy installation
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Rockfish Fluid Silica Gel Grips – RCC-107
$28.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: Fluid Silicone
Length: 130mm
Temperature Resistance: -50°C – 260°C
Suitable for: Bikes with handlebar diameter 16-22.2mm

Features:
– Light, thin, and anti-slip
Easily grips the bike, allowing kids to apply pressure to the handlebar and achieve their best performance
– Comfortable
– Easy installation
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Rockfish Inner Tube – F1-pro (12” | Push Bike)
$11.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Size: 12*1.75/47-203
Weight: 51g
Valve Type: Presta
Ultra-light inner tube
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Rockfish Kids Protective Gear (Knee & Elbow) – RHJ-01
$85.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: Breathable Fabric & Polymer Material
Product: Soft & Breathable Knee and Elbow Protector Full Set
Size: One size
Built-in Expandable Magic Strap: Up to 5-6cm
Suitable for: Children aged 2-8 years old

* Age is for reference only, follow actual measurements for a better fit
* Adjustable straps for room to grow
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Rockfish Push Bike Carbon Handlebar (Low Rise) – RSX-102X
$45.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: Carbon Fiber T700
Technology: A Grade Polishing + UD Bright Surface + Film Free Label
Size: 25.4mm*22.2mm
Length: 440mm
Lifting: 25°
Weight: 69g±3g
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Rockfish Push Bike Carbon Handlebar (Mid Rise) – RSX-103X
$45.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: Carbon Fiber T700
Technology: A Grade Polishing + UD Bright Surface + Film Free Label
Size: 25.4mm*22.2mm
Length: 440mm
Lifting: 50°
Weight: 80g±3g
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Rockfish Push Bike Carbon Handlebar (Straight Bar) – RSX-101X
$45.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: Carbon Fiber T700
Technology: A Grade Polishing + UD Bright Surface + Film Free Label
Size: 25.4mm*22.2mm
Length: 440mm
Angle: Backward 6°
Weight: 60±3g
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Rockfish Push Bike Carbon Integrated Handlebar – FT-19
$148.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: Carbon Fiber T800
Technology: S-level Polishing + UD Bright Surface + Film Free Label
Length: 420mm
Stem: 30mm/50mm
Adjustable Angle: 6°
Weight: 95g (with accessories)
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Rockfish Push Bike Carbon Integrated Handlebar – FT-C171-11
$148.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: Carbon Fiber T800
Technology: S-level Polishing + UD Bright Surface + Film Free Label
Length: 440mm
Stem: 60mm/80mm
Adjustable Angle: 6°
Weight: 106g (with accessories)
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Rockfish Push Bike Carbon Seatpost – RSX-312
$45.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: Carbon Fiber T700
Technology: A Grade Polishing + UD Bright Surface + Film Free Label
Size: 22.2mm
Length: 300mm
Weight: 44±2g
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Rockfish Push Bike Handlebar End Plug – RCC-220
$7.00 Add To Cart This product has multiple variants. The options may be chosen on the product page

Material: High Polyester Rubber
Handlebar Bore: 22.2mm
Weight: 18g/pair
Price stated for 2pcs