?Full Aluminum Alloy Frame?Aluminum alloy body with high carbon steel parts, such as handle bar, chain. Sturdy materials can prevent bikes from damage, also on rainy days, strong enough to withstand any harsh environment
?27 Speed Professional Mountain Bike?3 gears front derailleur and 9 gears derailleur deliver 27 speeds of ultra smooth shifting, finger-type shifter. The front and rear double disc brakes provide powerful braking and it's not easy to accumulate dust in the brakes
?Excellent Shock Absorbers?27.5x2.1in wide tires with premium aluminum suspension fork to help you smooth over gravel. With 2 replaceable saddle, 1x mountain cross-country saddle, 1x wide soft saddle, suitable for mountain roads and highways.
?95% Assembled?95% of the bike have been assembled, all you need to do is install the front wheels, handlebars, pedal and saddle. Then you can complete a 27.5inch SIRDAR mountain bike and enjoy the ride (Including assembly tools)
?Best Customer Service?SIRDAR has professional customer service. We provide after-sales service for 1 year, during this period, we will give corresponding solutions to your problems and help you solve them