Features: All swing hardware is 304 stainless steel, high quality industrial made swing hanger, perfect swing stand, EXTREMELY QUIET AND SMOOTH SPECIAL DESIGN - Customized silent nylon bushings and lubricants are specially designed to prevent metal friction to create a quiet, smooth and excellent swing without maintenance, supporting 360° free rotation, allowing you to enjoy your swing accessories on the wooden toy set. equipment in the yard in spring, summer and autumn during the swing seasons. EASY TO INSTALL We pre-drilled two 0.3 inch holes (about 0.8cm) for installing bolts on wooden beams, cedarwood, rafters and 2 screws suitable for wood applications. Unique one-piece design can be installed in minutes. SAFE AND RELIABLE - Commercial grade heavy duty swing hook is designed for use by children and adults, 450kg and designed for residential use. Specifications: Material: stainless steel Size: 9*4*6cm Package contents: 1 x Swing Hook 2 x Self Tapping Screws Features 304 STAINLESS STEEL: - All swing material is made of 304 stainless steel, high quality industrially manufactured swing hanger, perfect swing stand, Special Design:-Extremely quiet and smooth special design: Customized silent nylon bushings and lubricants are specially designed to prevent metal friction to create a quiet, smooth and excellent swing without maintenance, supporting 360° free rotation, allowing you to enjoy your swing accessories. on the play equipment of wooden toys in the backyard in spring, summer and autumn. EASY TO INSTALL: - We pre-drilled two 0.3 inch holes (about 0.8 cm) to install bolts on wooden beams, cedarwood, rafters and 2 screws suitable for wood applications. Unique one-piece design can be installed in minutes. USED FOR:-Suitable for all indoor and outdoor swings, including spring ceiling or wooden frame, gymnastics ring and reverse seat chair for suspended aerial yoga. SR & RELIABLE: - Heavy duty commercial grade swivel hook is designed for use by children and adults, 450kg and designed for residential use.