Sky Watcher Wave Counterweight Kit Steel. Specifications for Sky Watcher Wave Counterweight Kit: Manufacturer: Sky Watcher Color: Steel Quantity: 1 Size: One Size Weight: 5.9 kg Features of Sky Watcher Wave Counterweight Kit Stainless steel counterweight kit for Wave mount heads Counterweight bar: 0.79-inch (20mm) diameter x 12.4-inch (314mm) length 1.6-ppound (.72kg) weight Extension bar: 0.79-inch (20mm) diameter x 6.5-inch (164mm) length 0.78-ppound (.35kg) weight Counterweight: 11-pound(5kg) Pictured optical tube Wave mount head tripod and tripod extension tube not included Package Contents: Sky Watcher Wave Counterweight Kit Sky Watcher S30914: Wave Counterweight Kit Steel