Safety Harbor SHF Mono buttstock (the top one in each view) - http://www.safetyharborfirearms.com/products/accessories/product/51-shf-mono-stock Monopod adjusts from approx 2.5 to 6.5”. Brand new, never used, perfect condition. $90 (current price) (shipped USPS ground, fully insured, lower 48); check or MO. Payment by check or MO, I ship when payment clears my bank. Why am I selling – excess to my needs. Please address detail questions to webmaster at elr-resources.com. Some sites have limited photo-posting. Serious buyers, please e-mail for more pics - please be specific as to what you are looking for. Thanks for considering purchase of this excellent gear.