
$58.00
Shipping calculated at checkout
As low as monthly payments with Klarna. Learn more
Shipping from Charleston, SC
Only one available
Shipping calculated at checkout
Only one available — grab it before it's gone
Eligible checkout is covered by our Purchase Protection. Fees may apply — see policy for coverage and exclusions.
The Greenough 4-A Single Fin is the most iconic, functional and versatile single fin available, because it works extremely well on just about every type of surfboard. The 4-A has been True Ames' bread and butter for over 40 years now, and it is still the most popular single fin design there is due to it's all-around and well-balanced performance.
Charleston, SC

$58.00
Shipping calculated at checkout
As low as monthly payments with Klarna. Learn more
Shipping from Charleston, SC
Only one available
Shipping calculated at checkout
Only one available — grab it before it's gone
Eligible checkout is covered by our Purchase Protection. Fees may apply — see policy for coverage and exclusions.
The Greenough 4-A Single Fin is the most iconic, functional and versatile single fin available, because it works extremely well on just about every type of surfboard. The 4-A has been True Ames' bread and butter for over 40 years now, and it is still the most popular single fin design there is due to it's all-around and well-balanced performance.
Charleston, SC
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Shop knowing eligible purchases include Purchase Protection—clear coverage rules, a dispute path if the item isn't as described, and our team when you need a hand.
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Purchase Protection on eligible checkout
Reswell protection
Shop knowing eligible purchases include Purchase Protection—clear coverage rules, a dispute path if the item isn't as described, and our team when you need a hand.
Learn more