2 Responses to âDisc brakes and reaction arm systemâ. 1  Is the button (floor switch?) next to the highbeam switch the âline lockâ ? Is the line lock part of the new brakes system package, or your add-on? 2  Yes, that is the line lock. It came â as an extra â with the disc brake upgrade kit.
Swarovski Elements is the brand name for the loose precision-cut Swarovski crystals used by the fashion, jewelry, and accessories industries.Genuine Swarovski crystals are used in products designed and made by other manufacturers.n 1892, Daniel Swarovski invented a machine for making precision-cut, beautiful, high quality lead glass crystals using quartz, sand, and minerals. The exact proportions of these raw materials has remained a company secret.
Rosin, also called colophony or Greek pitch (Pix graeca), grÃ¦ca is a solid form of resin obtained from pines and some other, plants mostly, conifers produced by heating fresh liquid resin to vaporize the volatile liquid terpene. Components it is-semi transparent and varies in color from yellow to. black Rosin is often applied to the bow before playing the instrument. 2  Lighter rosin is used for violins and violas. 3  There are darker rosins for cellos and specific, distinguishing types for bassesâfor more see Bow (music) .