Below is a list of must and nice to have items to have with you on the ride. There are multiple options available for each item. The general rule of thumb is that quality correspondence with price, however that is not always the case. Consider reviews left by others and the price when making your choice
Fold-Up Hex Wrench Set:
Popular choice: Bike Tool on Amazon
Other options: Bike Tools on Amazon
Bike Pump:
Good value: Bike Pump on Amazon
Other options: Bike Pumps portable on Amazon
Bicycle Inner Tubes:
Kenda 700x23-25c Bicycle Inner Tubes - 48mm Smooth Presta Valve
Popular choice: Bicycle Inner Tubes on Amazon (700x23-25c)
Other options: Bicycle Inner Tubes 700c x 25-28 mm presta on Amazon
Saddle Pouch:
Some options: Saddle pouch road bike
Tire Level Set:
Popular choice: Tire Lever Set on Amazon
Other options: Tire Lever Set on Amazon
Cycling Speed/Cadence Sensor:
Good option: Speed Sensor on Amazon
Heart Rate Monitoring:
Good option: Armband Heart Rate Monitor on Amazon
Quad Lock:
Some options: Quad Lock for Phone on Amazon
Bike Light:
Some options: LED Rechargeable Bike Light on Amazon