It has an IP68 protection rating

The track is mounted with 8 mm countersunk screws spaced 100 mm apart

Package dimensions: Dimensions: 4 cm × 19 cm × 4 cm | Gross weight: 0

Package dimensions: Dimensions: 21 cm × 25 cm × 34 cm | Gross weight: 2

RF spring hook is made of AISI 316 stainless steel

SeaTec, Stævnrulle 76x76mm hul Ø:13 mm BL342201 It has an IP68 protectionBow roller for boat trailers. This bow roller has dimensions of 76x76 mm and a hole of : 13 mm, making it ideal for mounting on various boat trailers. Hole : 13 mm Weight: 0. 39 kg : 76 mm Product dimensions: 76 mm Made in: Taiwan Package dimensions: Size: 5 cm 5 cm 10 cm Gross weight: 0. 39 kg Bow roller for boat trailers