Oil damped Spring Pack Knott. Fitted to the handbrake KFG27 and KFG35 current Knott couplings. Upgrade from P00901.

Also called hand brake damper or handbrake energy store

Knott-Avonride updated the handbrake energy store (spring pack) on KFG35 & KFG27 couplings to a new oil-damped, black plastic casing for models produced after 2004