![PROTO – 2″ Half Knuckle V2 [Oversized]](https://cdn11.bigcommerce.com/s-7mxjkjs4r1/images/stencil/1280x1280/products/153/417/original__41153.1713995812.jpg?c=1 "PROTO – 2″ Half Knuckle V2 [Oversized]")
![PROTO – 2″ Half Knuckle V2 [Oversized]](https://cdn11.bigcommerce.com/s-7mxjkjs4r1/images/stencil/1280x1280/products/153/1241/Half-Knuckle-V2-Gold-Product-Image-scaled__25514.1713995812.jpg?c=1 "PROTO – 2″ Half Knuckle V2 [Oversized]")
![PROTO – 2″ Half Knuckle V2 [Oversized]](https://cdn11.bigcommerce.com/s-7mxjkjs4r1/images/stencil/1280x1280/products/153/1242/Half-Knuckle-V2-Silver-Product-Image-1__31770.1713995812.jpg?c=1 "PROTO – 2″ Half Knuckle V2 [Oversized]")
![PROTO – 2″ Half Knuckle V2 [Oversized]](https://cdn11.bigcommerce.com/s-7mxjkjs4r1/images/stencil/500x659/products/153/417/original__41153.1713995812.jpg?c=1 "PROTO – 2″ Half Knuckle V2 [Oversized]")
The PROTO Half-Knuckle is and has been one of the most durable clamps on the market since PROTO’s inception in 2008. Designed and manufactured in San Diego, CA., by riders for riders. PROTO prides itself in being on the innovative forefront of freestyle scooter product development and design. Ride the original, ride PROTO. The Half-Knuckle can be used with threaded forks or ICS compression. The Half Knuckle will work with both standard and oversized bars. Strong and lightweight the Half Knuckle weighs in at only 00.304 Lbs. (00.14 Kg). The High Grade 6061 T-6 Aluminum is anodized for durability. Laser engraved with the PROTO Star Logo. PROTO – Stickers included!
Find it cheaper elsewhere? Need help troubleshooting a scooter issue?
Happy to help! Contact: kevin@ocproscooters.com or text: 714-420-1311
![PROTO – 4″ Full-Knuckle SCS V2 [Oversized]](https://cdn11.bigcommerce.com/s-7mxjkjs4r1/images/stencil/500x659/products/246/510/original__91234.1713995947.jpg?c=1 "PROTO – 4″ Full-Knuckle SCS V2 [Oversized]")
Proto
PROTO – 4″ Full-Knuckle SCS V2 [Oversized]
$74.95
The PROTO SCS is the original and first Standard Compression System that has become the industry standard since its inception. Created, designed, tested, manufactured and Patented (US Patent...
![PROTO - 4″ “Relic” Full-Knuckle SCS V2 (Chema Cardenas Signature) [Oversized]](https://cdn11.bigcommerce.com/s-7mxjkjs4r1/images/stencil/500x659/products/361/625/original__99931.1713995698.jpg?c=1 "PROTO - 4″ “Relic” Full-Knuckle SCS V2 (Chema Cardenas Signature) [Oversized]")
Proto
PROTO - 4″ “Relic” Full-Knuckle SCS V2 (Chema Cardenas Signature) [Oversized]
$79.95
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![PROTO – 3″ Baby SCS OS [Oversized]](https://cdn11.bigcommerce.com/s-7mxjkjs4r1/images/stencil/500x659/products/247/511/original__86845.1713995936.jpg?c=1 "PROTO – 3″ Baby SCS OS [Oversized]")
Proto
PROTO – 3″ Baby SCS OS [Oversized]
$65.95
The new PROTO – Baby SCS OS is the first 3” tall Baby SCS that is built to accept 1-3/8” (Oversized) handlebar columns used in many aluminum and titanium handlebars or 1-1/4” (Standard) handlebars...
Ethic DTC
Ethic DTC - Conversion Shim V2 Oversized SCS
$4.90
The Ethic Shim is made for SCS Compression Systems Forks and Oversized Bars. Weight 0.17 lbs (75g) Compression Type SCS
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Proto
PROTO – Integrattron Headset
$24.95
The PROTO Integrattron Integrated headset is another industry first from PROTO scooters. It is the lightest and strongest headset on the market by reducing the amount of parts needed to perform...
Proto
PROTO – Sentinel SCS
$69.95
Eight years after inventing the world’s first and best Standard Compression System™ (SCS™), PROTO is proud to introduce the next generation of SCS™. The Sentinel SCS™ is the most technically advanced...
Proto
PROTO – Big Star Tee
$19.95
The Proto Big Star Tee is like flying the American Flag in your front yard. You love Proto and you want everyone in your neighborhood to know it!!! Made of 100% cotton and Made in the USA. This white...