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  • Nueva Pompeya Av Riestra 1546 , Pompeya , Ciudad Autonoma de Buenos Aires - Atencion de Lunes a Viernes de 9 a 18hs

hubs Set double thread.- MAZAS TRABOCCHI  mechanizes these components from round 6061 aluminium round bar with a metal section of  71 mm.The hub housings  go through four different  processes  of mechanization before being finished, resulting in a bright polishing exposed to a process of anodizing in Satin black.  With 6000ZZ sealed and armored roller bearings, providing lightness and smoothness when turning . Forward  the final diameter of the flanges  is 70mm , opening between ends 100mm , rearward flanges of 70mm , opening between shreaths of 120mm; Thread of 35mm X 24 TPI for freewheels . For fixed, thread is 1.375 inch X 24 TPI chain line. Lock thread left ISO 33mm (1.299” pulgadas) x 28 tpi. .Also available threaded free pinion of 14 or 15 teeth 30mm X 26 TPI


                                     Bearings to roller : Bearings 6000ZZ

The groove ball bearings are mostusual and especially versatile. They have low friction and are optimized for low noise level and low vibration,which allows high turning speed.Also they endure radial and axial loads both ways, are easy to assemble and need less maintenance than amy other bearing types.


Technical specifications

Housing material

Aluminium 6061 - T6 Treated Anodized (Finished)

Shaft Material

Siemens Steel 1045 , Front: thread diameter 9mm thread pitch 1 (TPI)

Rear: thread diameter 10mm, thread pitch 1 (TPI)

Bearing coverage material

Aluminium 6061-T6 Treated Anodized

knurled lockring nut material

Stainless Stell (AISI 304)

Lockring Material

Stainless Stell (AISI 304)

Limit total cyclist weight

120 kilograms ( 264,60 libras)

Rear hubs fixed – fixed weight

330grams (0,727 libras )

Rear hubs fixed - free gear weight

320 grams (0,705 libras)

Rear hubs weight free gear – free gear 15

(thread free gear cog 15 ring gear)

310 grams (0,683 libras)