There is a massive range of accessories available for mountain bikes and it is possible to spend as much as you did on the bike. But a lot of the accessories are gimmicks and are not needed for typical mountain biking. There are, however, some mountain bike accessories that are essential.
This is the most obvious accessory for mountain biking. It is advisable for any cyclist to wear a helmet and it is particularly important if you are going to be mountain biking. It is common to fall off your bike when mountain biking off road and the surface can be unforgiving. A good solid helmet is necessary to protect you head from any impact with the ground, trees or rocks.
Mountain biking on rough bumpy roads is very hard on the body. It is very common for cyclists to have a sore bottom after a hard days mountain biking. A good pair of cycle shorts will help absorb some of the impact.
For the same reason as above, gloves are an important part of your mountain bike kit. A lot of people overlook gloves, but they do absorb a significant amount of the shock that travels up through the handlebars. Gloves with gel padding are the best ones to buy for mountain biking.
If you are going to be out in the countryside for a day, or even half a day, make sure you protect yourself from the weather. A lightweight waterproof jacket is needed in case of rain. An outer layer is a good idea on hot sunny days to protect your skin from the harmful sunrays.
Mountain bikes are prone to breaking down when you least expect it. A basic repair kit is a great mountain bike accessory to own and can be a real lifesaver. This should contain a puncher repair kit, allen key, screw driver (to adjust the front and rear derailleur) and a pump. Other equipment includes a spoke tool, spanners and a bottom bracket tool. Of course, a lubricant is essential!
Mountain biking can be a dirty sport and bikes tend to not like dirt! So the right cleaning equipment is required to keep your mountain bike in good working order. It is possible to buy stray that will degrease your gears. A small brush is often necessary to remove the stubborn dirt.
Bike bottles and cages
Make sure you carry plenty of liquid when mountain biking. You should buy a cage to hold a water bottle. If it will fit, two cages is a good idea so that you can carry extra liquid.
If you are going to do any cycling at night, you will need lights. There is no point taking the risk, as it is easy for cars to not see you.
If you are going to leave your mountain bike unattended for any length of time, then you will need a lock. Of course this depends on where you live, but in most places, bikes are stolen on a frequent basis. You can get locks that come with a guarantee against breaking.
Mountain biking is a fantastic form of exercise and can be enjoyed by most people. With the right mountain bike and accessories, you will have the time of your life.