Check the listing for details. ONE KLIPSCH Cabinet CAP or SPIKE or COMBO KG 3.5 4.5 5.5 4.2 5.2. Condition: Used. Listed at 4.90 USD. ONE KLIPSCH Speaker Carpet SPIKE or CAP/Foot or Combo KG 3.5 4.5 5.5 4.2 5.2 some KLF models and others Klipsch KG Series Plastic Cap/Foot or Spike or Cap+Spike. In very good condition to excellent condition. One CAP orOne SPIKE orONE CAP+SPIKE (B stock Spike+Cap work fine but the Cap is missing a portion - see pics) For those needing complete sets of 8, contact me for a discount. 9.6 mm diameter at the SPIKE mounting stud36 mm length of alloy SPIKE 20 mm diameter of CAP27 mm length of CAP 40 mm length of SPIKE plus CAP together The KG Caps fit onto the KLF Spikes too - see the one photo showing exactly that. May fit some versions of CF series as well such as CF-1 CF-2 CF-3 etc - please check the mounting hole on your specific model. Also fits other Klipsch modelsAnd some subs too Great condition This listing is for 1 CAP or 1 SPIKE or 1 set of CAP+SPIKE so if you need multiples of any combination, please purchase a multiple quantity so long as there are additional units still available. Thx.