It hat the characteristics of light weight and strong wear resistance; The five-turn conversion piece is removable (after disassembly, it's GXP specification). About weight: The weight does not include the weight of the accessories.
It's weighed manually, and it's a reasonable disturbance. Thank you for your understanding.
68/73mm aluminium legierung körper versiegelt tretlager, innen durchmesser 24mm; reduzieren lärm, glatte rotation, mehr arbeitssparende reiten; mit 3 feinabstimmung harz scheiben.