Mercury – Side Mount Mechanical Control Box, Non-Trim | Mechanical Throttle and Shift Control | 8M0103451Mercury Side Mount Mechanical Control Box, Non Trim Mechanical Throttle and Shift Control 8M0103451 Overview This is a straightforward side mount mechanical control built for smaller Mercury FourStroke outboards that dont use power trim. Its the kind of control you install once and then forget about because it just works. The non trim handle keeps things simple, clean, and predictable at the helm. Ideal for skiffs, tiller conversions, and compact