William Optics Pier Mount 90 (YG-PM-90R)

William Optics Pier Mount 90 The Pier Mount 90 is a heavy-duty aluminum pier designed to provide a very stable, vibration-resistant base for astronomical telescope mounts. It replaces or upgrades a standard tripod by offering a rigid central pillar with adjustable leveling feet, making it ideal for high-precision astrophotography setups and large payload mounts. Technical Specifications Adapter 3/8" Thread ( for ZWO AM3/AM5 ) Weight approx. 7 kg Loading Capacity 90 kg / 198 lbs Height Stance: 89.3 cm Closed: 79.3 cm Foot Adjustable Height Range: 15 mm Material Aluminum Alloy Pillar Diameter 100 mm / 4" In the Box -William Optics Pier Mount 90 -3/8" Thread adapter plate Warranty & Manual William Optics 2-Year Warranty