SUNPEED ZERO 1 Mountain Bike – Lightweight Aluminium Hardtail with 24-Speed Gearing & Disc Brakes. Built for riders who want real performance without paying premium brand prices, the SUNPEED ZERO 1 is a versatile hardtail mountain bike designed for trails, commuting, and everyday riding. With a lightweight aluminium frame, smooth Shimano 24-speed gearing, front suspension, and reliable disc brakes, it offers a great balance of control, comfort, and durability. Lightweight 6061-T6 aluminium frame. Shimano 24-speed drivetrain for smooth shifting. Mechanical disc brakes for reliable stopping power. 100mm front suspension fork for more comfort on rough ground. Choice of 27.5″ or 29″ wheels. Net weight: 12.9kg (27.5). Choose the Right Size. More agile and easier to handle. Recommended rider height: 155-178 cm depending on frame size. Faster rolling and more stable over rough ground. Recommended rider height: 165-195 cm depending on frame size. Trail and leisure riding. Everyday cycling and commuting. Riders looking for strong value without premium-brand pricing. Checked and adjusted before dispatch. Spare parts and servicing available. Supplied part-assembled for easier setup. Frame: SUNPEED ZERO 1 6061-T6 Aluminium Frame 29″ / 27.5″ Fork: SUNPEED 100mm Lock 29″ / 27.5″. Front Hub: SOLON DH901 32H Aluminium Rear Hub: SOLON DH901 32H Aluminium Spokes/Nipples: SLE 45# Steel Rims: Aluminium Wheelset DA26 Tyres: Chaoyang 29″ x 2.2″ / 27.5″ x 2.2″ A/V. Shifter: Shimano Tourney EF500 24 Speed Front Derailleur: Shimano Tourney TY300 3 Speed Rear Derailleur: Shimano Tourney TY300 8 Speed Cassette: SUNRUN HR8-32 11/32T 24 Speed Crankset: MA-AT45, 42/34/24 Aluminium Bottom Bracket: GINEYEA BB 73-68 122.5 Sealed Cartridge Bearings Chain: SUMC S51 8S 112L. Front & Rear Brake: MD-M310F Mechanical Disc Brake Brake Levers: Shimano ST-EF500 Brake Disc: Z8 160mm. Seat Post: SUNPEED XC10 Alloy Post 31.6 Seat Post Clamp: SUNPEED Alloy 34.9 Saddle: SUNPEED K. SAN K775NP Headset: Sealed Cartridge Bearings GH 532 Stem: SUNPEED AS-307 Alloy Stem Handlebar: SUNPEED DB LITE 680mm Grips: ODI Lock On Grip Pedals: FP-868ZU. Net Weight: 12.9kg (27.5).