Check the listing for details. Tactical Mount Modular Pattern Mount For Red Dot Sight At 2.50" Centerline Heigh. Color: Black, Condition: New. Listed at 36.75 USD. Features ---Ideal for conveniently adding accessories to rifles ---Solid aluminum construction. Lightweight and durable. ---Universal fit for rifles with Picatinny / Weaver rails ---Top scope mount for red dot sight or optics. ---Multifunction design fits most your needs. ---Removable front and rare rails with two length for various optics. ---No-rust black anodized finish ---Mounting tool included Specifications ---Dimensions: Overall length 9.75", Overall Height 2.33", Long rail 4.45“ (8 slots)， short rail 2.33" (3 slots) ---Weight: 6.8 oz ---Material: Aluminum Alloy ---Finish: Anodized black mate Items Included ---One (1) Tactical Mount ---One (1) Long Rail ---Two (2) Short Rail ---Hex Wrench ---Two (2) Socket Screws (Note: Sight scope and other optics in the photos are NOT included.).