The BL-523 masonry fastener is for fastening anchors to concrete, block, brick and into mortar joints.
- Internal Bolt: Type 304
- Stainless Steel Washer: Type 18-8 Stainless Steel
- Knurled Expansion Sleeve: Brass 260 Alloy
- Expander Cone: Brass 260 Alloy
- Sold only in conjunction with related anchors.
- Refer to the Brick-Lok® System page for information.