4603 Ernie Ball Guitar Strap Blocks Locks 4 Electric-Bass-Acoustic RED & BLACK 

Securely fasten your strap to any instrument with Ernie Ball rubber strap blocks. Fits most strap button types and provides a tight fit without any modification to your guitar. Made of flexible, durable rubber that will slip over existing strap buttons for a secure connection. 

• Easy to install. 

• Secure fit. 

• Made from durable silicone rubber. 

• Fits most strap buttons. 

• Two Pairs (one pair red, one pair black) 

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