Cane Creek Thudbuster G4 Seat Post - 27.2mm - Long Travel - 390mm Replace Images Retention System: POC don't have

Retention System: POC don't have a fancy name for this and simply call it the "Size adjustment system"

Disconnect the drink tube from the reservoir

Retention System: Roc Loc 5

Cons: You'll have to make sure that you get the sizing right so that the pads stay in place and won't need to be readjusted all the time

increasing wheel stiffness and overall fatigue life

Cane Creek Thudbuster G4 Seat Post - 27.2mm - Long Travel - 390mm Replace Images Retention System: POC don't haveThe new Cane Creek Thudbuster G4 Seat Post has been updated to deliver even better performance and ease of use. These unique parallel linkage seat posts offer riders plush travel to significantly absorb and diminish shocks and impacts from a range of terrain. The tool free interchangeable elastomer inserts (sold separately) offer a range of preset dampening adjustments to make it easy to dial in what best suits your requirements. This is very likely