Check the listing for details. Lowrance Simrad Gimbal Bracket Knobs - Bracket Knobs for NSS evo2/Zeus2/HDS gen2. Condition: New. Listed at 12.74 USD. 1 Pair of Bracket Knobs for NSS evo2 / Zeus2 / HDS Gen2 / Lowrance / Simrad. These Knobs will fit all Lowrance and Simrad Fish finder Graphs that use a Gimbal and Bracket system to mount. Compatibility List: HDS-7 gen3 gen2 Touch Hook Elite 7” Simrad GO Series NSS evo2 Zeus2 HDS gen2T These are Heavy Duty Custom Color Bracket Knobs made of durable PETG Plastic Materials. Those Knobs thread smoothly into the units mentioned above with the additional benefit of choosing between 4 different colors. Have Questions? We are always available – Your questions will be answered promptly. All Items are shipped the same day after payment is cleared, Monday-Friday 8AM-5PM Saturday 8AM-12PM All pictures are the actual Items being sold and their honest descriptions. We never use Stock Photos