Sidi Tecno-3 Push Double System Pair – Yellow/Black. The Sidi Tecno-3 Push Double System is an innovative closure mechanism for cycling shoes known for its dual-dial design and precise adjustability. Featuring two push-button releases for independent adjustments it allows cyclists to fine-tune the fit quickly and precisely while riding. This system ensures even pressure distribution across the foot enhancing comfort and stability during rides. With its durable construction and user-friendly design the Tecno-3 Push Double System offers cyclists a reliable solution for achieving a personalized fit for optimal performance on the bike.