Geissele Ultra Duty Checkered Takedown Pin Set Black. They feature a texture matching our Maritime Bolt Catch to complete the high end look of your carbine. Includes high quality take down detents and springs. Ultra Duty Checkered Takedown Pin Set Includes: 1. Checkered Pivot Pin 2. Checkered Takedown Pin 3. Takedown Detents (2 QTY) 4. Takedown Detent Springs (2 QTY) Specifications for Geissele Ultra Duty Checkered Takedown Pin Set: Manufacturer: Geissele Condition: New Country of Origin: USA Package Contents: Geissele Ultra Duty Checkered Takedown Pin Sets Geissele 05-1086: Ultra Duty Checkered Takedown Pin Set Black