Sale Quick view Proto PROTO – 3.5″ Sentinel SCS (Limited Edition Orange) [Standard] 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... $69.99 $84.99 Out of stock Quick view Proto Proto Baby SCS OS [OVERSIZED] Replacement Hardware Kit The Baby SCS OS (Oversized) Hardware Set includes: 4 clamp bolts, 1 spreader bolt, 1 compression cap and 1 shim. All clamp bolts are 8mm and require a 6mm allen key. $11.95 Add to Cart Quick view Proto Proto Sentinel SCS Replacement Hardware Kit The Sentinel SCS Hardware Kit includes: 4 clamp bolts, 1 spreader bolt and a compression cap. All bolts are 8mm and require a 6mm allen key. $11.95 Add to Cart Sale Quick view Proto PROTO Sentinel SCS Limited Edition Neon Pink 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation< $59.99 $84.99 Add to Cart Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Gold PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Silver PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Quick view Proto PROTO Sentinel SCS Gold 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart Quick view Proto PROTO Sentinel SCS Silver 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart ×
Quick view Proto Proto Baby SCS OS [OVERSIZED] Replacement Hardware Kit The Baby SCS OS (Oversized) Hardware Set includes: 4 clamp bolts, 1 spreader bolt, 1 compression cap and 1 shim. All clamp bolts are 8mm and require a 6mm allen key. $11.95 Add to Cart Quick view Proto Proto Sentinel SCS Replacement Hardware Kit The Sentinel SCS Hardware Kit includes: 4 clamp bolts, 1 spreader bolt and a compression cap. All bolts are 8mm and require a 6mm allen key. $11.95 Add to Cart Sale Quick view Proto PROTO Sentinel SCS Limited Edition Neon Pink 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation< $59.99 $84.99 Add to Cart Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Gold PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Silver PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Quick view Proto PROTO Sentinel SCS Gold 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart Quick view Proto PROTO Sentinel SCS Silver 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart ×
Quick view Proto Proto Sentinel SCS Replacement Hardware Kit The Sentinel SCS Hardware Kit includes: 4 clamp bolts, 1 spreader bolt and a compression cap. All bolts are 8mm and require a 6mm allen key. $11.95 Add to Cart Sale Quick view Proto PROTO Sentinel SCS Limited Edition Neon Pink 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation< $59.99 $84.99 Add to Cart Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Gold PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Silver PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Quick view Proto PROTO Sentinel SCS Gold 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart Quick view Proto PROTO Sentinel SCS Silver 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart ×
Sale Quick view Proto PROTO Sentinel SCS Limited Edition Neon Pink 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation< $59.99 $84.99 Add to Cart Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Gold PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Silver PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Quick view Proto PROTO Sentinel SCS Gold 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart Quick view Proto PROTO Sentinel SCS Silver 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart ×
Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Gold PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Silver PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Quick view Proto PROTO Sentinel SCS Gold 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart Quick view Proto PROTO Sentinel SCS Silver 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart ×
Sale Quick view Proto Proto Half KnuckleV2 - Double Clamp - Silver PROTO - 2 in. Half Knuckle V2 Clamp 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,... $34.99 $57.50 Add to Cart Quick view Proto PROTO Sentinel SCS Gold 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart Quick view Proto PROTO Sentinel SCS Silver 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart ×
Quick view Proto PROTO Sentinel SCS Gold 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart Quick view Proto PROTO Sentinel SCS Silver 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart ×
Quick view Proto PROTO Sentinel SCS Silver 3.5 inches tall, 2 full inches of handlebar support 6mm allen drive bolts for superior tightening Offset slit to increase bolt threads and torque Spreader bolt for easy installation Cutouts and... $84.99 Add to Cart