Seatpacker 15: Arkel’s 15 litre waterproof bikepacking seat bag with quick release rack. The Seatpacker rack eliminates side to side movement ( tail wag). The waterproof bag quickly slides on and off the rack for easy packing and handling. This design is dropper post compatible. Additional features: reflective logos and rear strip; handy pocket on top of bag; loops on top of bag can be strung with bungee cord or straps for stashing gear; place for rear blinky light.
Weight: 720g ( bag: 440g; rack: 280g)
Volume: 15 litres
If you are using a Brooks Saddle or Selle Anatomica you will need the Arkel Brooks adapter