About Discoverer

The first range of bicycles launched by GRO cycles is the Discoverer Series with premium quality frame and components which upholds the motto of the brand. Discoverer series are equipped with a solid High Carbon steel which is durable and very rigid. GRO cycles always thrive for the best specification to ensure a leading price-performance-ratio.

The GRO Discoverer is performance focused and a comfortable to ride hardtail MTB with top notch components and a value for money price tag. GRO Discoverer equipped with suspension front fork with 100 mm travel with lockout mechanism and rolls on a pair of 27.5 inch X 2.125 inch tires along with double walled alloy rims. Either Microshift or Shimano groupset with 3 X 7 speed will assure reliable rides to continue for thousands of kilometers.

Specifications

*Subject to change based on component availability

Frame Set
	High Tensile Steel, Rigid frame with Hardtail frameset. TIG welded construction. Electrophoretic Deposition (ED) coating on the inside to protect the frame from rust and spray painted. Internal Cable Routing: To provide riders a better streamlined frame, we adopt design of internal cable routing by hiding the cables inside the frame, which can also protect cables from being damaged Seat Post Collar: 30 mm Seat Post: 27.2 mm. Seat Clamp: Alloy 28.6 mm Bottom Bracket: BSA threaded 68 mm (1.37 “ X 24 TPI). A steel TIG welded frame construction gives strong joints and the geometry is a balance between the track machines and the hybrids of the world for comfortable yet fast rides around town.

Frame Set

High Tensile Steel, Rigid frame with Hardtail frameset. TIG welded construction. Electrophoretic Deposition (ED) coating on the inside to protect the frame from rust and spray painted.
Internal Cable Routing: To provide riders a better streamlined frame, we adopt design of internal cable routing by hiding the cables inside the frame, which can also protect cables from being damaged
Seat Post Collar: 30 mm
Seat Post: 27.2 mm.
Seat Clamp: Alloy 28.6 mm
Bottom Bracket: BSA threaded 68 mm (1.37 “ X 24 TPI). A steel TIG welded frame construction gives strong joints and the geometry is a balance between the track machines and the hybrids of the world for comfortable yet fast rides around town.

Front Fork
	High carbon steel suspension fork with 100 mm travel. Tire Clearance Fork: 50 mm Offset: 50mm available Steerer tube diameter: 1.5" tapered (CTS) Alloy Travel: 100mm Right Side: R2C2-PCS Left Side: Air Spring Crown: A7000 series, Forged Pitch: 70mm Lower: Magnesium Brake: Post Mount 203mm Direct Stanchion tube finish: A7000, Hard anodized Black Quick release axle: ø20-110 Tool type / Tool free

Front Fork

High carbon steel suspension fork with 100 mm travel.
Tire Clearance Fork: 50 mm
Offset: 50mm available
Steerer tube diameter: 1.5" tapered (CTS) Alloy
Travel: 100mm
Right Side: R2C2-PCS
Left Side: Air Spring
Crown: A7000 series, Forged
Pitch: 70mm
Lower: Magnesium
Brake: Post Mount 203mm Direct
Stanchion tube finish: A7000, Hard anodized Black
Quick release axle: ø20-110 Tool type / Tool free

Disc Brakes
	Rear Brake: Dual Piston Road Mechanical Disc, 160mm Rotor Front Brake: Dual Piston Road Mechanical Disc, 160mm Rotor

Shifters
	MICROSHIFT or SHIMANO TZ500 21-Speed The SHIMANO TOURNEY TY EZ FIRE Plus Shift/Brake lever combine Reach Adjust, SIS Index shifting, and an OPTICAL GEAR DISPLAY in a durable assembly.

Front Derailleur
	The MICROSHIFT or SHIMANO 3 speed front derailleur can be used for three chainrings, the largest of which can have 50 teeth. The front derailleur is compatible with modern IG51 Mountain bike chains, which are guided very safely thanks to the fine tuning. The parallelogram is made of light aluminium, the cage plates are made of steel.

Rear Derailleur
	MICROSHIFT or SHIMANO RD-A070 Tourney - 7 Speed. Largest Cog: 28 teeth Chain Wrap capacity: 37 Cage length: short Drivetrain speed: 7 Rear derailleur mount type: 10X1 standard

Free Wheel
	SHIMANO TOURNEY TZ - Multiple Freewheel - HYPERGLIDE - 3x7-speed features a MEGARANGE 14-28 Teeth and 14-34 Teeth range.

Chain
	SHIMANO IG51 Steel Bicycle Chain: 7 Speed 116 Links Narrow. Link size : 1/2\" x 3/32\", Pin Length: 7.1mm.

Brake Levers
	Easy Hold Alloy Levers TOURNEY TX - EZ FIRE PLUS - Shift/Brake Lever - 3x7-Speed. Aluminum alloy, Easy three fingers levers.

Crankset
	Easy Hold Alloy Levers FC-A073 TOURNEY CRANKSET - 3X7 SPEED DUAL SIS; SG-X chainring. Interchangeable with Easy Hold Alloy Levers road front chainring 7-speed system. 170mm crank arm length available. BB-UN26; 50-39-30T, chain guard.

Bottom Bracket
	Splined bottom bracket for use with Shimano Octalink chainsets. Smooth and precise shifting performance with HYPERDRIVE technology. More rigid assembly with sealed cartridge bearings.

Wheels
	Rims: Double walled Alloy. Spokes: 2mm Stainless Black

Flat Top Bar Handlebar
	Double-butting reduces mass by thinning the tube walls where extra material would just be dead weight and retaining strength where it’s needed. Anodized Black 680 mm. Dropping the central bulge relative to the bar’s centerline creates a smooth, flat topped bar. Flat top allows precise mounting of lights and accessories.

Tires
	Hi-Traction Nylon Tire Size: 27.5 Inch X 2.125 Inch Rear Dropout: 135mm IS Rear dropout. Front Dropout: 100mm IS Front dropout. Tire Clearance at rear: 50 mm

Saddle
	Color-Coordinated, Premium Seat with comfort grade cushion.

Sizing & Tech

The charts below show our recommended sizes based on height, but there are some other factors, like arm and leg length, that determine a great fit. That’s why you’ll see some overlap in our recommendations. Not every rider who’s 5´8˝, for example, will fit on the same size bike. The best way to find your perfect fit is to consult the experts at your local retailer.

Product Name	Age	Height		Wheel Size
Flyer	2 - 4 years	2 ft. 6 in. - 3 ft. 5 in.	30 - 41 inches	14 inches (35 cm)
Warrior	4 - 6 years	3 ft. 0 in. - 4 ft. 0 in.	36 - 48 inches	16 inches (40 cm)
Voyager	6 - 10 years	3 ft. 6 in. - 4 ft. 2 in.	42 - 50 inches	20 inches (50 cm)
Explorer	9 - 14 years	4 ft. 5 in. - 5 ft. 3 in.	53 - 63 inches	24 inches (60 cm)
Challenger	10 years +	5 ft. 0 in. - 5 ft. 7 in.	60 - 67 inches	26 inches (66 cm)
Discoverer	12 years +	5 ft. 4 in. - 6ft. 1 in.	64 - 73 inches	27.5 inches (69 cm)

Product Name	Age	Height		Wheel Size
Flyer	2 - 4 years	2 ft. 6 in. - 3 ft. 5 in.	30 - 41 inches	14 inches (35 cm)
Warrior	4 - 6 years	3 ft. 0 in. - 4 ft. 0 in.	36 - 48 inches	16 inches (40 cm)
Voyager	6 - 10 years	3 ft. 6 in. - 4 ft. 2 in.	42 - 50 inches	20 inches (50 cm)
Explorer	9 - 14 years	4 ft. 5 in. - 5 ft. 3 in.	53 - 63 inches	24 inches (60 cm)
Challenger	10 years +	5 ft. 0 in. - 5 ft. 7 in.	60 - 67 inches	26 inches (66 cm)
Discoverer	12 years +	5 ft. 4 in. - 6ft. 1 in.	64 - 73 inches	27.5 inches (69 cm)