Specification Brand : Yunseity BulletPoint1 : 15mm Length M6 Screw: Each of the 3 lock screws comes with a protective cap to prevent scratching during fixation. They can avoid unaesthetic scratches and pressure marks on the telescope while still ensuring clamping. BulletPoint2 : Flat Surface Design: The junction of the guiding scope ring and the base is flat (non curved) to avoid shaking after connecting to the base, ensuring stable connection. BulletPoint3 : Width Widening: The guiding scope ring width is increased by 14mm, providing large and sturdy contacting. The 50mm guiding scope ring hole diameter supports 30‑50mm astronomical telescope diameters. BulletPoint4 : Thickened Ring: Aluminum alloy design, sturdy, with a long service life. M6 screws come with scratch resistant rubber caps, reducing the likelihood of leaving traces after scratching. BulletPoint5 : Compact and Portable: Easy to carry and can be put into a backpack or pocket. Just take it out and install it when you use it. Its convenience and portability make it an ideal accessory for astronomical observations. Color : Package 1 ItemName : 6 Hole 50mm Guide Scope Ring with Protective Caps, Aluminum Alloy Astronomy Telescope Mounting Bracket, Red, Easy to Carry, Suitable for 30-50mm Telescopes, M6 Screw Support ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : telescopes Manufacturer : Yunseity ModelName : Yunseityhuips67egg ModelNumber : Yunseityhuips67egg PartNumber : Yunseityhuips67egg ProductDescription : 1. 15mm Length M6 Screw: Each of the 3 lock screws comes with a protective cap to prevent scratching during fixation. They can avoid unaesthetic scratches and pressure marks on the telescope while still ensuring clamping. 2. Flat Surface Design: The junction of the guiding scope ring and the base is flat (non curved) to avoid shaking after connecting to the base, ensuring stable connection. 3. Width Widening: The guiding scope ring width is increased by 14mm, providing large and sturdy contacting. The 50mm guiding scope ring hole diameter supports 30‑50mm astronomical telescope diameters. 4. Thickened Ring: Aluminum alloy design, sturdy, with a long service life. M6 screws come with scratch resistant rubber caps, reducing the likelihood of leaving traces after scratching. 5. Compact and Portable: Easy to carry and can be put into a backpack or pocket. Just take it out and install it when you use it. Its convenience and portability make it an ideal accessory for astronomical observations.