DNT Slip-On Eye Cup - 65mm Eye Relief Compatible With HYDRA, TNC335R* & TNC635R* HUNTING We call it the Blackout

We call it the Blackout for a reason

3840×2160 ultra-high-definition CMOS sensor

Reduces wear and friction

for additional traction and twist-lock legs for quick

giving you a clearer

DNT Slip-On Eye Cup - 65mm Eye Relief Compatible With HYDRA, TNC335R* & TNC635R* HUNTING We call it the BlackoutThis eyecup is compatible with HYDRA (Non LRF) series and TNC335R, TNC635R with Model A ocular lens. *Different Batches of TNC335R and TNC635R use different eye cups. Please refer to the following instructions to choose the eye cup that fits your scope: If your ocular lens is Model A, please purchase in ths page. If your ocular lens is Model B, please click HERE and purchase Threaded Eye Cup 65mm.