This set includes two 15mm rods (16"/40cm, wall thickness 0.08"/2mm) designed to support Lws accessories on professional shoulder rigs. Compatible with systems like SmallRig and Niceyrig, each rod has M12x1.5 threaded ends for length extension using separately sold SR020 connectors (not compatible with other brands' connectors). Made from durable yet lightweight black anodized aluminum alloy, these rods are resistant to scratches, rust, and bending. Perfect for handheld setups, they fit standard 15mm Lws equipment such as shoulder rigs, matte boxes, follow focus units, V mount battery plates, and lens supports. Package includes 2 rods.