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Ground Force Sports
Ground Force Sports
  • GFS
    • About Us
    • Trainer Information & Instruction
    • FAQ's
  • Baseball
    • The King of the Hill
    • The Science of Pitching
    • Testimonials & Professional Reviews
    • Training & Drills
  • Softball
    • The Queen of the Hill
    • The Science of Pitching - Fastpitch Softball
    • Testimonies & Endorsement Reviews
    • Training & Drills
  • Hitting
    • The King of the Swing
    • The Science of Hitting
    • Testimonials & Professional Reviews
    • Training & Drills
  • Contact Us
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    • Ground Force Sports Trainers
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Home   Products   Page 1 of 1
Blue (Beginner) Spring Replacement
Blue (Beginner) Spring Replacement $12.00
Blue (Beginner) Spring Replacement

Blue (Beginner) Spring Replacement

$12.00

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***PLEASE BE SURE THE ADDRESS ON THE ORDER IS VALID. IF ADDRESS IS INVALID THERE WILL BE A $25 FEDEX PROCESSING FEE!

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Bottom Pad Replacement
Bottom Pad Replacement $24.00
Bottom Pad Replacement

Bottom Pad Replacement

$24.00

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***PLEASE BE SURE THE ADDRESS ON THE ORDER IS VALID. IF ADDRESS IS INVALID THERE WILL BE A $25 FEDEX PROCESSING FEE!

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
GFS Trainer Warranty
GFS Trainer Warranty $45.00
GFS Trainer Warranty

GFS Trainer Warranty

$45.00

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Protect your trainer for 2 years with a full service warranty up to 2 times. Send us an email with your order number, send us...

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Gold (Advanced) Spring Replacement
Gold (Advanced) Spring Replacement $12.00
Gold (Advanced) Spring Replacement

Gold (Advanced) Spring Replacement

$12.00

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***PLEASE BE SURE THE ADDRESS ON THE ORDER IS VALID. IF ADDRESS IS INVALID THERE WILL BE A $25 FEDEX PROCESSING FEE!

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
King of the Hill (turf shoes only)
King of the Hill (turf shoes only) $349.00
King of the Hill (turf shoes only)

King of the Hill (turf shoes only)

$349.00

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The King of the Hill is the best tool on the market to increase velocity and take players to elite level pitchers, while keeping players...

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
King of the Hill Interchangeable Mounting Kit (Optional)
King of the Hill Interchangeable Mounting Kit (Optional) $35.00
King of the Hill Interchangeable Mounting Kit (Optional)

King of the Hill Interchangeable Mounting Kit (Optional)

$35.00

Notify me when this product is available:

***PLEASE BE SURE THE ADDRESS ON THE ORDER IS VALID. IF ADDRESS IS INVALID THERE WILL BE A $25 FEDEX PROCESSING FEE!

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
King of the Hill PRO (turf shoes AND cleats)
King of the Hill PRO (turf shoes AND cleats) $449.00
King of the Hill PRO (turf shoes AND cleats)

King of the Hill PRO (turf shoes AND cleats)

$449.00

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We are excited to introduce the King of The Hill Pro. This revolutionary tool is an upgrade from the original King of The Hill. This...

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
King of the Hill Pro Interchangeable Hitting Kit (Optional - for Pro model only)
King of the Hill Pro Interchangeable Hitting Kit (Optional - for Pro model only) $45.00
King of the Hill Pro Interchangeable Hitting Kit (Optional - for Pro model only)

King of the Hill Pro Interchangeable Hitting Kit (Optional - for Pro model only)

$45.00

Notify me when this product is available:

***PLEASE BE SURE THE ADDRESS ON THE ORDER IS VALID. IF ADDRESS IS INVALID THERE WILL BE A $25 FEDEX PROCESSING FEE!

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
King of the Hill Pro Interchangeable Mounting Kit (Optional)
King of the Hill Pro Interchangeable Mounting Kit (Optional) $40.00
King of the Hill Pro Interchangeable Mounting Kit (Optional)

King of the Hill Pro Interchangeable Mounting Kit (Optional)

$40.00

Notify me when this product is available:

***PLEASE BE SURE THE ADDRESS ON THE ORDER IS VALID. IF ADDRESS IS INVALID THERE WILL BE A $25 FEDEX PROCESSING FEE!

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
King of the Swing (turf shoes only)
King of the Swing (turf shoes only) $349.00
King of the Swing (turf shoes only)

King of the Swing (turf shoes only)

$349.00

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The Kind of the Swing is a tool that will teach the hitter how to create more power by using immediate feedback to train them...

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
King of the Swing Interchangeable Mounting Kit (Optional - for standard model only)
King of the Swing Interchangeable Mounting Kit (Optional - for standard model only) $35.00
King of the Swing Interchangeable Mounting Kit (Optional - for standard model only)

King of the Swing Interchangeable Mounting Kit (Optional - for standard model only)

$35.00

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This pad will turn your King or Queen into a POWERFUL tool to increase your power. The King of the Swing is a tool that...

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Mound Change Allen Wrench Replacement
Mound Change Allen Wrench Replacement $10.00
Mound Change Allen Wrench Replacement

Mound Change Allen Wrench Replacement

$10.00

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***PLEASE BE SURE THE ADDRESS ON THE ORDER IS VALID. IF ADDRESS IS INVALID THERE WILL BE A $25 FEDEX PROCESSING FEE!

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Pro Kit (Replacement Kit for King of the Hill Pro - Epoxy needed)
Pro Kit (Replacement Kit for King of the Hill Pro - Epoxy needed) $75.00
Pro Kit (Replacement Kit for King of the Hill Pro - Epoxy needed)

Pro Kit (Replacement Kit for King of the Hill Pro - Epoxy needed)

$75.00

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Turn your Standard KOTH into a PRO model! *PLEASE NOTE* This is a REPLACEMENT kit for the King of the Hill Pro. Epoxy needed.  ***PLEASE BE...

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Queen of the Hill (turf shoes only)
Queen of the Hill (turf shoes only) $349.00
Queen of the Hill (turf shoes only)

Queen of the Hill (turf shoes only)

$349.00

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Absolutely....The Best way to train the pitcher to create more Ground Force that leads to a more explosive leg drive that ultimately increases VELOCITY! The...

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Queen of the Hill Drive Guides (Optional)
Queen of the Hill Drive Guides (Optional) $40.00
Queen of the Hill Drive Guides (Optional)

Queen of the Hill Drive Guides (Optional)

$40.00

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The Queen of the Hill Drive Guides add an additional layer of feedback when used in conjunction with the Queen of the Hill Trainer. The...

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Queen of the Hill Interchangeable Mounting Kit (Optional)
Queen of the Hill Interchangeable Mounting Kit (Optional) $35.00
Queen of the Hill Interchangeable Mounting Kit (Optional)

Queen of the Hill Interchangeable Mounting Kit (Optional)

$35.00

Notify me when this product is available:

***PLEASE BE SURE THE ADDRESS ON THE ORDER IS VALID. IF ADDRESS IS INVALID THERE WILL BE A $25 FEDEX PROCESSING FEE!

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Spring Adjustment Screw
Spring Adjustment Screw $12.00
Spring Adjustment Screw
Spring Adjustment Screw
Spring Adjustment Screw
Spring Adjustment Screw

Spring Adjustment Screw

$12.00

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This is a vital part of being able to challenge the pitcher by adding more tension causing her to drive even harder causing an increase...

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Spring Plunger
Spring Plunger $12.00
Spring Plunger
Spring Plunger
Spring Plunger
Spring Plunger
Spring Plunger
Spring Plunger

Spring Plunger

$12.00

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This is a must item to get your trainer to work properly.

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This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Tension Allen Wrench Replacement
Tension Allen Wrench Replacement $12.00
Tension Allen Wrench Replacement

Tension Allen Wrench Replacement

$12.00

Notify me when this product is available:

***PLEASE BE SURE THE ADDRESS ON THE ORDER IS VALID. IF ADDRESS IS INVALID THERE WILL BE A $25 FEDEX PROCESSING FEE!

View full product details
 
 
This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
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