Foes Mutz

The Foes Mutz is a fat bike with a racing pedigree.

Don’t let the big fat tires fool you into thinking that this bike has only one purpose. The all new Foes Mutz fat tire bike will take you places you’ve only dreamed of. With its handcrafted monocoque top tube, hydroformed down tube, and adjustable rear wheel travel (5 to 5.5 inches), this 6061 T6 aircraft Aluminum frame lets you navigate any type of terrain. Innovation, design and attention to detail is what separates a Foes bike from all the others. When you ride the Foes Mutz for the first time, you’ll know. Run multiple wheelsets! Fits 26″ x 4.0″, 27.5″ x 3.0, or 29″ x 2.35″ with TONS of clearance.

Foes Mutz Fatbike

  • Adjustable suspension travel 5″ to 5.5″
  • 2.3:1 suspension leverage ratio
  • Foes progressive linkage system
  • Unique monocoque top tube for maximum stiffness
  • Double butted 6061 alloy hydroformed down tube
  • Frame and shock weight: 8 lb. 4 oz./3.74 kg (with hardware, size med)
  • Tapered head tube 1 1/8” ZS, 1.5” EX
  • Full complement double-sealed pivot bearings
  • 100mm BB/threaded shell
  • 12mm x 177mm thru-axle with hanger/nut combo
  • Replaceable ISCG05 mounting plate
  • 5 decal sets with colors to match major brands
  • Standard Satin Black base finish included in price
  • 11 Optional colors add $260 and 2-3 weeks for delivery
  • U.S. MSRP Starts at $2499 and can go up depending on rear shock option

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Foes MUTZ specs  
Frame Size S,M,L,*XL (*add $279)
HeadTube Angle 67
Seat Tube Angle 70.5
Bottom bracket height 13.25″
Chainstay Length 18″
Toptube Length EFF. 22.25, 23.25, 24.25
Seat post diameter 31.6
Head tube diameter ZS44 top/ EC49 btm
Head tube length 4.12 SM/MD-LG 4.75
Wheel travel 5″-5.5″
BB Width 100mm
Front Der. Type Direct Mount
Rear wheel spacing 12x177mm
Front fork (designed for) 120 mm travel (Bluto)
Shock Dimensions 8.5″ eye-to-eye, 2.5″ stroke
Shock Hardware 6 mm x 22.2mm both ends

Foes Mutz Geometry

Foes Mutz Geometry Chart

Sizes: S, M, L

  1. Top Tube: 22.25”, 23.25”, 24.25”
  2. Seat Tube Angle: 70.5 degrees
  3. Seat Tube Length: 17”, 17”, 18.5”
  4. Chainstay Length: 18”
  5. BB Height: 13.25”
  6. Head Tube: 4.12 SM / MD-LG 4.75
  7. Head Tube Angle: 67 degrees


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