Enhance your photography setup with this durable and precision-engineered PK-AI Lens Mount Adapter, designed to seamlessly connect Pentax K mount lenses to Nikon AI F mount cameras such as the D700, D300, and D3 models. Crafted from high-quality brass and aluminum materials, this adapter ensures long-lasting performance and reliable use in various shooting conditions. Key Features: · Premium Brass and Aluminum Construction: Combines strength and lightweight design for durability and ease of use. · Corrective Lens Included: Maintains image quality and allows for accurate focusing when adapting lenses. · Manual Focus Only: Designed for manual focus operation, enabling precise control over your shots with preset focusing. · Infinity Focus Support: Allows focusing to infinity, expanding creative possibilities for landscape and distant subject photography. · Compatible with Nikon AI F Mount Cameras: Specifically tailored for Nikon AI F mount models, including popular professional cameras. · Suitable for Pentax K Mount Lenses: Enables the use of a wide range of Pentax K mount lenses on Nikon AI F mount camera bodies. · Bayonet Type Mount: Provides a secure and stable lens attachment for reliable shooting performance. · Lightweight and Compact: Weighing only 76g (2.7oz) with a compact size, making it easy to carry and integrate into your camera gear. Specifications: · Model: PK-AI · Material: Brass and Aluminum · Color: Black · Application: Bayonet Type · Compatible Lens: Pentax K Mount Lenses · Compatible Camera: Nikon AI F Mount Cameras (e.g., D700, D300, D3) · Item Weight: 76g / 2.7oz · Package Size: 7.2 x 7.1 x 3.6 cm / 3.4 x 3.3 x 1.7 in · Package Weight: 86g / 3oz Package Includes: · 1 x PK-AI Lens Mount Adapter · 1 x Front Lens Cap · 1 x Rear Lens Cap This PK-AI Lens Mount Adapter is an essential accessory for photographers seeking to expand their lens compatibility while maintaining high image quality and manual focus precision. Its robust construction and practical design make it a reliable addition to any Nikon AI F mount camera system.