有哪些最轻便、最易携带的山地自行车？

一款极轻量、以比赛为导向的全避震越野（XC）公路车，基于 S‑Works FACT 12m Carbon 车架（M 码，110mm 前后行程），配备高端 RockShox SL 悬挂、轻量化 Roval 轮组、SRAM XX SL 传动系和 Trickstuff Piccola 刹车。面向追求最轻量化量产全避震车型以实现极致加速与效率的精英越野选手。量产整车重量约为 8.56 kg（M 码）。

The Transition Spur XT Di2 Complete is a lightweight carbon downcountry mountain bike with 120mm rear travel, a 130mm fork, Shimano XT Di2 shifting, and four-piston XT brakes. It suits riders who want an efficient climber that remains capable and controlled on technical singletrack descents.

The Transition Spur XTR Di2 Complete is a lightweight carbon trail bike with 29in wheels, 120mm rear travel, a 130mm Fox Factory fork, and electronic Shimano XTR Di2 shifting. It suits cross-country and fast trail riders who want efficient climbing, responsive handling, and capable suspension for varied off-road terrain.

The Montague Paratrooper Pro is a full-size folding mountain bike with 26 in wheels, 27 gears, and a 100 mm suspension fork with lockout. Its folding frame and RackStand make it suitable for trail riders, commuters, and people who need convenient storage or transport.

The Norco Fluid FS 4 is a full-suspension trail mountain bike with 140mm front travel and 130mm rear travel, 29 in wheels, and an 11-speed Shimano Deore drivetrain. It suits riders who want a capable, confidence-inspiring bike for varied trails and technical descents.

The Montague Paratrooper is a full-size folding mountain bike with 26 in wheels, front suspension, 24 speeds, and mechanical disc brakes. Its rugged aluminum frame and compact folding design suit trail riders, campers, commuters, and anyone with limited storage space.

The Canyon Lux World Cup CFR is a lightweight carbon cross-country race bike with 29 in wheels and 120/110 mm suspension travel. Its efficient suspension design and high-end components suit competitive XC racers and riders who prioritize speed and climbing performance.

The Trek Roscoe 7 is a hardtail mountain bike with an aluminum frame, a 150mm suspension fork, wide tubeless-ready tires, and hydraulic disc brakes. It suits riders seeking a capable, relatively straightforward bike for trail riding, dirt jumps, and everyday off-road use.

The Transition Spur Eagle 70 is a carbon full-suspension mountain bike with 29in wheels, 120mm rear travel, and a 130mm Fox fork. Its efficient climbing performance and capable trail handling suit cross-country, downcountry, and fast trail riding.

The Transition Spur Eagle 90 Complete is a lightweight-oriented carbon full-suspension mountain bike with 29in wheels, 120mm rear travel, and 130mm front travel. Its SRAM Eagle 90 12-speed drivetrain and four-piston SRAM Motive Bronze brakes suit riders who want an efficient cross-country bike that can also handle demanding trail riding.