20" Slammer Mercado Gloss Trans Raspberry and Matte Black Fade w/ Multi Colors

GT Slammer BMX

The GT Slammer is the perfect first BMX bike. Built tough and affordable, it’s equally at home in the neighborhood or the skatepark—giving beginner riders the chance to fit in with their friends without the high price tag. Whether cruising Mackay streets or learning tricks before heading to Finch Hatton, the Slammer is a fun and reliable entry point into BMX.

Key Features:

• 100% Hi-Ten steel frame with DT gusset and removable rotor tabs
• Durable 20" alloy single wall rims with GT NBS 2.4" tyres
• GT Power Series 3-piece chromoly cranks with 25T steel chainwheel
• Freestyle geometry with GT 2-piece handlebars (8.5”H x 29”W)
• NBS Alloy U-Brake with soft compound pads for reliable stopping

Specifications:

• Frame: 100% Hi-Ten Steel Tubes, DT Gusset, American BB, External 1-1/8" H/T, Seat Stay U-Brake
• Sizes: One Size
• Fork: 100% Hi-Ten, Tapered Legs, 31mm Offset
• Wheel Size: 20"
• Rims: Alloy Single Wall, 36h
• Front Hub: Steel Loose Ball 3/8" Axle
• Rear Hub: Alloy Semi-Sealed 14mm Cassette
• Tyres: GT NBS 2.4" (Front & Rear)
• Spokes: Stainless Steel, 14g
• Crankset: GT Power Series 3pc Chromoly 170mm, GT NBS 25T Steel Chainwheel
• Bottom Bracket: American Loose Ball Bearing
• Chain: KMC S1
• Pedals: GT Logo PC Platform
• Handlebar: GT 2pc Freestyle Hi-Ten, 8.5"H x 29"W, 3° Up, 11° Back
• Stem: GT NBS Top Load 40mm, 32mm Rise
• Grips: GT Super Soft Flangeless
• Headset: 1-1/8" Threadless, Steel
• Seatpost: Alloy, 25.4mm x 200mm
• Saddle: Railed Saddle
• Brakes: NBS Alloy U-Brake with Soft Compound Pads
• Brake Lever: NBS Alloy

*Please note that, based on component availability and other factors, specifications are subject to change without notice.

Why Mackay Cycles?

At Mackay Cycles, we know what works for riders starting out in BMX. Our team will help set you up with the right bike and provide ongoing servicing to keep it rolling. Plus, we proudly support the Finch Hatton MTB trail network, giving riders of all levels the perfect place to progress their skills.