Frame Fixing Winged Nylon Expansion Anchor Extended Barb Lock Sleeve Plug for Door Window Solid Wall Installation Product Description The Frame Fixing Winged Nylon Expansion Anchor features an extended 70-100mm sleeve body for door frame, window frame, and structural timber anchoring into solid brick and concrete. The extra-long body penetrates through the frame material and deep into the structural wall, providing a secure through-fixing that resists repeated opening and