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REAL TIME STOCK LEVELS
The 2025 Giant Fathom 2 in Pyrite Brown is a trail-ready hardtail mountain bike that strikes an impressive balance between performance and value. Built around a lightweight ALUXX SL-grade aluminium frame, it features a 130mm travel Giant Crest 34 fork and a Shimano CUES 1 x 10 drivetrain. The bike rolls on tubeless-ready 29" wheels wrapped in Maxxis Minion DHF and Aggressor tyres, offering excellent grip and durability. With a dropper seatpost, hydraulic disc brakes, and modern geometry designed for confident, repsonsive handling, the Fathom 2 is well-suited for riders seeking versatility across a range of XC and trail terrains. The 2025 Giant Fathom 2 29er MTB is available to buy now in Melbourne at Casey Cycles, shop online with free local delivery available throughout Melbourne's south east suburbs with a 20km radius of Casey Cycles or visit our friendly team in-store at 108 High Street Cranbourne to check out our range of performance 29" hardtail mountain bikes in person.
TRAIL TUNED DESIGN
RESPONSIVE HANDLING
SMOOTH CONTROL
| Frame Size | Height (CM) | Height (Feet) |
| Small | 163cm to 172cm | 5'4" to 5'8" |
| Medium | 171cm to 180cm | 5'7" to 5'11" |
| Large | 179cm to 188cm | 5'10" to 6'2" |
| Extra Large | 187cm to 198cm | 6'2" to 6'6" |
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| S | M | L | XL | ||
| A | Seat Tube Length (inch) | 15 | 16.9 | 18.3 | 19.5 |
| A1 | Seat Post Insertion Depth (inch) | 11.8 | 7.9 | 9.3 | 11.2 |
| B | Seat Tube Angle | 75.0° | 75.0° | 75.0° | 75.0° |
| C | Top Tube Length (inch) | 23.3 | 24.1 | 25.2 | 26.1 |
| D | Head Tube Length (inch) | 3.7 | 3.7 | 4.1 | 4.5 |
| E | Head Tube Angle | 66.0° | 66.0° | 66.0° | 66.0° |
| F | Fork Rake (inch) | 1.7 | 1.7 | 1.7 | 1.7 |
| G | Trail (inch) | 4.8 | 4.8 | 4.8 | 4.8 |
| H | Wheelbase (inch) | 45.6 | 46.3 | 47.5 | 48.4 |
| I | Chain Stay Length (inch) | 17.2 | 17.2 | 17.2 | 17.2 |
| J | Bottom Bracket Drop (inch) | 2.4 | 2.4 | 2.4 | 2.4 |
| K | Stack (inch) | 24.5 | 24.5 | 24.8 | 25.2 |
| L | Reach (inch) | 16.7 | 17.5 | 18.5 | 19.3 |
| M | Stand Over Height (inch) | 28.6 | 29.4 | 30.1 | 31.1 |
| O | Stem Length (inch) | 1.6 | 1.6 | 2 | 2 |
| P | Crank Length (inch) | 6.5 | 6.7 | 6.7 | 6.7 |
| Q | Wheel Size | 29" | 29" | 29" | 29" |
| SKU | 25-FATHOM-2 |
| Brand | Giant Bicycles |
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