Tektro R559 Road Caliper Brake - Front Dual Pivot Recessed Nut Mount High Polish BLK Model=Hellbender 110 Bottom Bracket TTX2 refers to two air

TTX2 refers to two air chambers meaning greater air volume and provides a more linear spring rate

Model Pro5 Road Front/Rear Rear (HG 11sp Road) Axle/Spacing (mm) 12x142 Hole 32 Spoke J-Bend Brake Center Lock Color Black Weight 272g

Steerer Type Tapered Lockout Switch Crown Brake Type Post Mount 180 Negative Spring Air Travel (mm) 160 Offset 42 Axle to Crown Length 571 Front Axle 15mm Thru x 110mm Maximum Tire Width 81 S

Compatible with 16g cartrdiges only

36mm stack height from the top to the bottom of the stem steerer

Tektro R559 Road Caliper Brake - Front Dual Pivot Recessed Nut Mount High Polish BLK Model=Hellbender 110 Bottom Bracket TTX2 refers to two airTektro R559 Road Caliper Brake SetsQuick release mechanism with lock device designed for big tires Brake Lever Actuation Short Pull Pad Type Cartridge Brake Type Road Caliper Long Reach 55 73mm Brake Position Front Brake Mount Type Long Reach Caliper (55mm 73mm) Defined Color Black Position Front Mount Type Recessed Nut Mount Reach Standard Color Black