ENVE Composites Seatpost Hardware Kit 2-Bolt This replacement clamp head with two-bolt attachment is designed to replace a defective clamp on your ENVE seat post from model year 2015 onwards. This ensures level performance and secure saddle mounting by utilizing genuine ENVE components. Executive Compatibility and Functionality ✅ Engineered for specific ENVE seatposts and saddle rails: Compatibility Note: Replaces the clamp head on ENVE seatposts from model year 2015. Crucial Exclusion: Not compatible with the 1st generation ENVE seatpost. Rail Compatibility: Compatible with standard round 7x7 mm or oval 7x9 mm saddle stays. ✅ Attachment: Features a two-bolt attachment. Technical Specifications ✅ Key material and weight details: Material: Aluminum. Color: Black. Weight (Manufacturer): 50g. Weight (Weighed): 85g. The ENVE Replacement Clamp Head is the choice for maintaining the structural integrity and precise adjustment of your post-2015 ENVE seatpost.