Robust SUS316 Heavy Duty stainless steel construction for maximum corrosion resistance and durability. Stylish design, available with flexible options, complements virtually any interior decor. With a beautiful polished finish Smooth slide action bolt ideal to secure doors, hatches, inspection covers and windows Suitable for use on boats and outdoor environments Electro-polished to a high sheen. This fitting is smoothly rounded along each side and around both ends, so you won’t have to worry about getting thrown against sharp edges or snagging anything.Internal friction pad eliminates rattle and provides smooth operation Require #6 mounting screws to install (not included).Measures approximately 3 3/8" x 1 1/4" overall, max. extend distance 3 3/4". The Heavy Duty Barrel Bolt is precision cast, mirror polished and easily installed by using Countersunk #6 screws. This barrel bolt is made from grade 316 stainless steel for maximum corrosion resistance and durability. Compatible to Perko Marine 1244DP0CHR.