Enhance your photography setup with this precision-engineered adapter ring, specifically designed to connect Pentax PK645 lenses to Fujifilm G mount cameras such as GFX100, GFX50S, GFX50R, and GFX100S. Crafted from high-quality metal with a well-plated, rust-proof finish, this adapter ensures durability and long-lasting performance. Its exact machining guarantees a perfect fit between your lens and camera body, eliminating any gaps or wiggle, and allowing for easy installation and removal. Key Features: · Precise Compatibility: Specially designed to adapt Pentax PK645 lenses to Fujifilm G mount cameras, expanding your lens options while maintaining optimal functionality. · Secure and Stable Fit: Both ends fit snugly with the lens and camera without any gaps or movement, ensuring stable shooting conditions. · Maintains Camera Functions: Supports automatic diaphragm (AE metering) and other automatic camera functionalities, so your camera operates normally without any compromise. · Durable Metal Construction: Made from premium metal with a rust-resistant, precisely machined, and well-plated surface to ensure longevity and reliability in diverse shooting environments. · Supports Infinity Focus: Compatible with most camera lenses, this adapter ring enables infinity focus for professional-level photography, helping you capture sharp, high-quality images. Specifications: · Color: Black · Material: Metal · Product Size: 8 x 6 x 5 cm (3.1 x 2.3 x 1.9 inches) · Product Weight: 218g (7.6oz) Package Includes: · 1 x Adapter Ring This adapter ring is an essential accessory for photographers looking to broaden their creative possibilities by using Pentax PK645 lenses on Fujifilm G mount cameras without sacrificing functionality or image quality. Durable, precise, and easy to use, it seamlessly integrates into your photography workflow.