Bird Aeris 120, 145, AM160, AM9, Aether 7, Aether 9 Pivot Bearing Kit Enduro Manufacture Sealed Outside length: 3892mm

Outside length: 3892mm

Inside length 4690mm

Dynamic C: 572kN

987 tolerance f7

the sprocket features a 79

Bird Aeris 120, 145, AM160, AM9, Aether 7, Aether 9 Pivot Bearing Kit Enduro Manufacture Sealed Outside length: 3892mmComplete set of Enduro replacement pivot bearings for the Aeris 120, 145, AM160, AM9, Aether 7, Aether 9 Our bearing kit uses Enduro Max bearings. Designed specifically for suspension pivots, these bearings have 35 40% more load capacity than standard radial bearings. The race grooves are deeper on these bearings for more lateral support for the twisting and multiple forces associated with mountain bike pivots. LLU seals give maximum protection