The passive semi-strapdown roll stabilized platform is an inertial platform. which can isolate the rolling of a projectile body by a special mechanical device. In the passive semi-strapdown roll stabilized platform. the bearing device plays an important role in isolating the rolling of the projectile body. https://safeersappliancers.shop/product-category/hotpoint-dd2844cbl-class-2-built-in-60cm-a-a-electric-double-oven-black/