Check the listing for details. Chimera Aluminum Speed Ring, Circular 5". Color: Silver, Condition: Open box. Listed at 59.00 USD. Chimera Aluminum Speed Ring, Circular 5" New – Open Box: The item is in perfect working condition with intact original packaging and in like new condition. Packaging may have minor damage. Chimera’s Aluminum Speed Rings are a durable solution for high volume rental and studio outfits. With full metal construction, Aluminum Speed Rings feature four pole blocks to support Rectangular and Strip lightbanks. NOTE: Elinchrom Speed Rings use Chimera’s larger diameter outer ring and use 1/2″ shorter poles when using Super Pro Lightbanks. FEATURES Durable aluminum construction Rotating lightbank mount for specific lightbank placement Metal insert for specific strobe systems DETAILS Number of Mounting Holes: 4 Diameter: 5.0" (12.7 cm) Shipping Weight: 10 oz Box Dimensions (LxWxH): 8.25 x 7.75 x 1.85"