This silver anodized, aluminum tonearm mounting board is for fitting Linn Itok, Zeta, Alphason Delta, Kuzma tonearms to the J.A. Michell Engineering GyroDec, Gyro SE, Orbe and Orbe SE turntables. Includes a pre-installed grounding strap.Armboard weight = 435 grams Shipping: Usually within 1 business day after payment is received. Buy from us with confidence. We have been the Michell Engineering importer for over 45 years.